Apera Instruments

PH60S-E Replacement Probe for PH60S Food pH Tester by Apera

The Apera Instruments PH60S-E is the replacement probe for PH60 series pocket pH testers, including PH60S, PH60F, PH60, and PC60. This probe adopts a Swiss sensor technology, featuring a spear glass membrane with a long life reference system, ideal for pH testing for cheese, meat, fruit, bread, sushi-rice, solid growth medium, soil, and other solid/semi-solid samples. Also works well for common water solution testing. CE-Certified and comes with a 6-Month Warranty.

• Measuring Range: -2.00 - 16.00 pH, 0 - 50°C
• Tapered glass membrane, made for solid sample testing such as cheese, meat, soil, etc
• Swiss sensor technology: long life reference system with polymer electrolyte
• Double junction without diaphragm

AI3104 LabSen 241-3 Glass-body pH Electrode for Micro Samples (>30 microliters) by Apera

Backed by proprietary Swiss sensor technology and premium materials, LabSen 241-3 Glass Micro pH Electrode is designed for micro-volume samples (≥30 microliters), especially suitable for microplates, microcentrifuge, and microbiological samples. With the ultra-micro container (sold separately), it can test as low as 15 microliters.

Unique Glass Membrane - LabSen 241-3 pH electrode adopts a micro cylindrical sensor tip (top end ø3mm, stainless steel ø4mm), making micro-sample pH testing easier than ever, and can be tested in high-temperature samples (up to 212°F). The stainless steel protective shaft ø4mm) ensures the durability of the slim glass tube.

Long-Life Reference System - composed of a glass tube, AgCl, and a reference silver wire. The top end of the slim glass tube is stuffed with cotton, which prevents the reaction between AgCl and electrolyte when the temperature changes. It improves the stability of the reference system and extends the electrode's service life.

The electrode uses a BNC connector, compatible with any pH meters that use BNC connectors. No temperature sensor is built-in. Users need to have a separate temperature probe (ex: Apera Instruments MP500) to enable ATC or manually input temperature to achieve temperature compensation.

• Proprietary pH sensor technology and premium materials from Switzerland
• Low-resistance LabSen® micro cylindrical glass membrane, suitable for micro-volume pH measurement (>30 microliters)
• The stainless steel protective shaft ensures the durability of the slim glass tube
• Long-Life Reference System, improving the stability of the reference and extends the electrode's service life
• With the micro container (sold separately), it can test as low as 15 microliters.

PH60 Premium pH Tester by Apera

The Apera Instruments PH60 Tester is the new generation premium pH tester for all kinds of regular aqueous solution's testing, such as hydroponics, aquaculture, pools & spas, water treatment, cooling towers, etc. Features ACCURATE, QUICK & RELIABLE measurements. Besides the regular glass bulb probe, there are 3 other types of replaceable probes for your choice to meet your specific testing needs.

Up to 3 points (4.00, 7.00, 10.01) of Auto Calibration with auto buffer recognition and 0 to 50°C Auto Temperature Compensation (ATC), ±0.01 pH, 0.5°C accuracy with -2.00 to 16.00 pH measuring range, auto recognition and reminders of stable values improves consistency, saving you the trouble of guessing when to manually hold measurement (auto hold function available).

Equipped with a large clear LCD with 3 backlit color (blue for measuring mode, green for calibration mode, red for heads-up), it supports dual display of temp./pH value and indications of completed calibrations (where L/M/H indicate 3 points of calibrations) and stable readings (with a smiley face).

Unique High/Low Value Heads-Up function: the screen will turn red if measurement is higher/lower than a preset value, instantly reminding you of any results that need your attention.

Great value---Comes with a complete kit of premixed calibration solutions (4.00 and 7.00), soaking solutions (3M KCL), calibration bottles, AAA batteries, and a lanyard all in a portable carrying case.

Easy menu setting, customizing your tester's functions according to your needs. Smart self-diagnosis, warning of out-of-range measurement and incorrect calibrations. IP67 waterproof and dustproof, floating on water so you don't have to worry if it falls into water by accident. 2000 hours' continuous operation (without backlit) powered by AAA batteries (with low power warning and auto power off in 8 min if no operation).

The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe). The company designs and manufactures scientific analytical instruments like meters and sensors for pH, conductivity, turbidity, and dissolved oxygen for over 25 years, and meets ISO 9001:2008 Standards.

• Easy Auto Calibration with buffer recognition; Auto Temp. Compensation (ATC) ensures accuracy in variant temperatures (0-50.0°C); Accuracy: ±0.01 pH, 0.5°C, Range: -2.00 to 16.00 pH
• 3 types of replaceable probes for your choice, aiming at pH measurements for different substances.
• AUTO recognition of stable values (optional Auto HOLD function available) improves consistency so you don t have to guess when to manually hold measurement
• LARGE CLEAR LCD with 3 backlit color (indicating 3 different modes), dual display of temp./pH, and REMINDERS of completed calibrations and stable readings
• COMPLETE KIT with READY-TO-USE calibration solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a premium portable carrying case

PH60F Premium pH Pocket Tester for Surface Testing by Apera

The Apera Instruments PH60F Pocket pH Tester simply tests ph level for skin, fabrics, paper, and other surface in an ACCURATE, QUICK, & REILABLE manner (Also works great for regular aqueous solution's pH testing). The flat probe has a Triple-Junction structure that prevents clogging, and is replaceable.

Up to 3 points (4.00, 7.00, 10.01) of Auto Calibration with auto buffer recognition and 0 to 50°C Auto Temperature Compensation (ATC), ±0.01 pH, 0.5°C accuracy with -2.00 to 16.00 pH measuring range, auto recognition and reminders of stable values improves consistency, saving you the trouble of guessing when to manually hold measurement (auto hold function available).

Equipped with a large clear LCD with 3 backlit color (blue for measuring mode, green for calibration mode, red for heads-up) supports dual display of temp./pH value and indications of completed calibrations (where L/M/H indicate 3 points of calibrations) and stable readings (with a smiley face).

Unique High/Low Value Heads-Up function: the screen will turn red if measurement is higher/lower than a preset value, instantly reminding you of any results that need your attention.

Great value---Comes with a complete kit of premixed calibration solutions (4.00 and 7.00), soaking solutions (3M KCL), calibration bottles, AAA batteries, and a lanyard all in a portable carrying case.

Easy menu setting, customizing your tester's functions according to your needs. Smart self-diagnosis, warning of out-of-range measurement and incorrect calibrations. IP67 waterproof and dustproof, floating on water so you don't have to worry if it falls into water by accident. 2000 hours' continuous operation (without backlit) powered by AAA batteries (with low power warning and auto power off in 8 min if no operation).

The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe). The company designs and manufactures scientific analytical instruments like meters and sensors for pH, conductivity, turbidity, and dissolved oxygen for over 25 years, and meets ISO 9001:2008 Standards.

• Easy-to-install Replaceable FLAT sensor, Triple-Junction structure prevents clogging, designed for Skin, Fabrics, Paper, and other flat surface pH testing, also works great for micro-volume and regular liquid pH measurement
• Easy Auto Calibration with auto buffer recognition (1 to 3 points); Auto Temperature Compensation (ATC)
• Unique High/Low Value HEADS-UP function, instantly reminding you of any results that need your attention with a red backlight
• LARGE CLEAR LCD with 3 backlit color (indicating 3 different modes), DUAL display of temp./pH, and REMINDERS of completed calibrations and stable readings
• COMPLETE Kit with READY-TO-USE calibration buffer solutions, calibration bottles, storage solutions, AAA batteries, and a lanyard all in a portable carrying case

PC60-Z Smart Pocket pH/Conductivity/TDS/Salinity/Resistivity Tester Kit by Apera

• The next-generation tester designed for seamless water test experience. Professional measurements for pH, conductivity (EC), ORP (ORP probe sold separately), TDS (ppm), salinity (ppt), resistivity and temperature now become easier than ever.
• Just connect the tester to your smartphone via Bluetooth in the ZenTest mobile App (Free download in iOS App Store/Google Play Store), the step-by-step smart guide will lead you to become a water test professional with just a few taps.
• Save and share your measurement and calibration data right on the palm of your hand via email. Data will never get lost thanks to the cloud-based data system.

PH850-MS Portable pH Meter Kit for Micro Samples by Apera

The Apera Instruments PH8500-MS Portable pH Meter is designed for professional pH measurement in test tubes and small liquid samples (>0.2mL). The equipped Swiss LabSen 243-6 3-in-1 pH/Temperature Electrode adopts a Long-Life reference system, and a unique cylindrical semi-micro sensor, making precise small sample pH measurement easier than ever.

This PH850- Portable pH Meter has a ±0.01 pH accuracy in a range of 0-14 pH, and Temperature Range: 0 to 100°C(32 to 212°F), Auto Calibration with auto-recognition of up to 12 kinds of buffer solutions, Auto. Temp. Compensation, and supports stable reading/auto-hold display mode. The meter's digital filter technology improves response time and accuracy.

Intelligent Functions: Smart Self Diagnosis reminds of out-of-range measurement, incorrect calibration, and electrode invalidation. Other functions include auto. calibration, auto. lock, easy parameter setting, pH electrode's slope display, auto. power off, etc.

Reliable Structure Design: foldable stand allows use as a benchtop meter; soft silicone case gives you a nice firm grip; connector protection cap, IP57 waterproof rating; Powered by 3 AA batteries. The meter is RoHS and CE certified and comes with a 2-year warranty (6 months for the electrode).

• Equipped with LabSen® 243-6 Glass pH/Temperature Electrode (6mm in diameter), designed for pH measurement of semi-micro samples (>0.2mL)
• Intelligent Functions: Self-Diagnosis of out-of-range value and electrode invalidation, auto. calibration, electrode slope display, Auto. power-off, easy parameter setting
• Ragged Structure Design: IP57 waterproof rating, soft silicone case gives you a firm and comfortable grip
• Powered by AAA Alkaline batteries
• Powered by AAA batteries; the foldable stand also allows use as a benchtop meter

MP511 Benchtop pH Meter by Apera

Our MP511 Benchtop pH Meter is a prime example of the Affordable Accuracy that we provide our customers. It is the most cost-effective laboratory benchtop pH meter of the 4th generation, providing Accurate Measurement, Quick Response, and Consistent Result thanks to the advanced digital filtering technology and high quality 3-in-1 combination pH electrode. It has three measuring modes for your specific measuring needs: stable measurement display mode, timing measuring mode, and continuous measuring mode.

The MP511 also comes with intelligent functions: Auto Calibration with auto buffer recognition, Auto Temperature Compensation, Time/Date display, easy parameter setup, and self-diagnostic information. There is a GLP standard data management, 600 data sets of storage, manual/auto timing storage, and RS232 data output.

Along with the functions comes a Reliable Structure Design: Large LCD screen with blue backlit, and all connectors are protected by silicon caps. The instrument is durable with an IP54 waterproof and dustproof rating.

The meter is CE certified and comes with a 2-YEAR Warranty (6 months for the probe).

• Comes with 3-in-1 Combination pH electrode, flexible electrode holder, and RS232 software.
• ACCURATE MEASUREMENT: Accuracy: ±0.01 pH, Range: -2.00-19.99 pH, ATC, Auto Calibration with buffer recognition. Adopts advanced digital filtering technology, improving response time and accuracy.
• 3 measurement modes: stable measurement display mode, timing measuring mode, and continuous measuring mode.
• Data Processing: GLP standard data management, 600 data sets of storage, manual/auto timing storage, RS232 data output.
• RELIABLE Structure Design: Large LCD screen with blue backlit, Meets IP54 waterproof and dustproof.
• What's in the box: MP511 benchtop pH Meter, 201T-M 3-in-1 combination pH Electrode, 602 Flexible Electrode Holder, pH calibration solutions (4.00, 7.00, 10.01), power adaptor, RS232 cable, software disk, and a manual.

AI1126-L pH 8.00 Calibration Buffer Solution 16oz by Apera

The Apera Instruments pH 8.00 Calibration Buffer Solution is standardized against NIST certified pH references within 0.01 pH at 25°C (77°F). It's ideal for the calibration of pH meters that have customized calibration functions (e.g. Apera PH800, PH820, SX811).

pH value is affected by temperature variations. A temperature/pH reference chart is provided on the bottle label for reference.

All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 2-year shelf life. The expiration date is printed on the bottle. MSDS documents are downloadable.

Note: Store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of reach of children.

• High Accuracy (±0.01 pH): standardized against NIST certified pH references within 0.01 pH at 25°C (77°F).
• Ideal for the calibration of all kinds of pH meters/testers
• Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• Non-hazardous product (MSDS is downloadable)

AI482 TN420 Portable White Light Turbidity Meter, Compliant with EPA 180.1 by Apera

Apera TN420 is built with a tungsten filament lamp as the light source and uses the 90° scattering method, which is compliant with the U.S EPA 180.1 method for the determination of turbidity in drinking, ground, surface, and saline waters, domestic and industrial wastes. The instrument is designed for water quality professionals, offering long-term reliability in high-accuracy turbidity measurement with an intuitive operating system and simple calibration.

• Premium-quality tungsten filament lamp as the light source, especially ideal for testing low-range water (<10 NTU). The lamp is replaceable.
• The kit comes with AMCO high-molecular polymer turbidity standard solutions (0, 20, 100, 400, 800 NTU), which are EPA approved primary standards that are safe, non-toxic and disposable, and have a guaranteed one-year shelf life. It is NIST traceable to particle size/distribution and optical density, and its inherent stability means it does not settle from suspension. Store the standards at room temperature. They must not be frozen.
• The average measurement mode automatically takes multiple consecutive readings and calculates their average value.
• Large TFT color screen with simple operation guide, supporting English, Spanish, and Chinese.
• 3.7V rechargeable lithium battery can supply power for up to 20 hours of continuous measurement. The battery life is 5 times longer compared with other products in the market.
• Everything comes in a rugged carrying case, including AMCO calibration solutions (0, 20, 100, 400, 800 NTU), 6 pieces of sample vials, silicone oil, a microfiber wipe, and a user manual.

PC910 Benchtop pH/Cond./TDS Meter Kit by Apera

Basic Features

• Simultaneous measurement of pH and conductivity/TDS/salinity
• Intuitive operating navigation with natural language and graphics
• Multi-language operating system (English, German, Spanish, Mandarin)
• Smiley icon indicates the reading stability; automatic lock mode available
• Automatic calibration, automatic temperature compensation, self-diagnosis.
• Manual data logger with 200 groups of storage

pH Features

• The 201T-F pH/temp. electrode is designed for reliable pH measurement for general water solutions, built with a food-grade non-lead glass tube.
• 1 to 3 points automatic calibration with calibration instruction and self-diagnosis
• Automatically recognizes pH standard solution (1.68, 4.00, 7.00, 10.01, 12.45). 3 series buffer standards for selection: USA, NIST, China series, as well as user-customized standards.
• Automatically display electrode slope.
• Standard BNC pH connector, RCA connector for a temperature probe, NTC 30KΩ thermistor

Conductivity Features

• The 2301T-F BPB (brush-resistant platinum black) conductivity/temp. electrode provides accurate conductivity measurement from 0 to 200mS/cm
• 1 to 4 points automatic calibration with calibration instruction and self-diagnosis
• Automatically recognizes conductivity standard solution (84μS/cm, 1413μS/cm, 12.88mS/cm, 111.8mS/cm).
• Standard BNC conductivity connector, RCA connector for a temperature probe, NTC 30KΩ thermistor

AI1131-L 12.88 mS/cm Conductivity Calibration Solution 16 oz. by Apera

The Apera Instruments 12.88 mS/cm Standard Conductivity Calibration Solution is made of high-purity chemicals, standardized against NIST certified references at 25°C (77°F). It's ideal for the calibration of all types of conductivity meters. Since conductivity value is affected by temperature, the temperature & conductivity reference table is provided on the bottle labels for your reference.

All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 1-year shelf life. The expiration date is printed on the bottle.

MSDS is downloadable at support.aperainst.com; The Certificate of Analysis can be acquired by requests.

Note: Store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of reach of children.

• Standardized against NIST certified references at 25°C (77°F), ideal for the calibration of all types of conductivity meters
• Double-sealed, 1-Year shelf life
• The expiration date and Temperature/pH reference table is provided for reference
• Non-hazardous product (MSDS is downloadable)

PC850 Portable pH/Conductivity/TDS Meter Kit by Apera

The Apera Instruments PC850 Portable pH/Conductivity Meter Kit is designed for lab-grade pH and conductivity measurement in the field with various intelligent functions and a rugged structure.

Instrument Features

• Up to 3 electrodes can be connected to the meter simultaneously for the measurement of multiple parameters.
• Ideal for use in harsh environments - IP57 Waterproof rating, silicone socket protector and grip cover protect the instrument from general impact.
• The large LCD displays pH/mV/conductivity/TDS and temperature along with icons of stable readings and finished calibrations.
• The foldable stand allows use as a benchtop meter.

pH Features

• The high quality 201T-F 3-in-1 pH/temp. pH Electrode built with Apera's unique lithium glass membrane and a lead-free food-grade glass tube ensures quick & accurate pH measurements (±0.01 pH±1 digit) for general water solutions.
• Quick and easy 1 to 3 points auto. pH calibration, automatically recognizing pH standards of 1.68, 4.00, 7.00, 10.01, 12.45.
• Built-in self-diagnosis ensures pH calibration will be performed correctly and guides you on how to fix common problems.
• Standard BNC connector, compatible with Apera's LabSen® Series professional pH electrodes for other applications.
• ORP measurement is available with an ORP probe attached (301Pt-C)

Conductivity Features

• The BPB 2301T-S Conductivity/Temperature Electrode adopts a brush-resistant platinum black coated sensor, which ensures a lab-grade measuring accuracy (±1% F.S ±1 digit) in an ultra-wide range (0 to 200,000 μS/cm / 200 mS/cm).
• Single-tap switch among conductivity, TDS, and salinity.
• Quick and easy 1-3 point conductivity calibration
• Built-in self-diagnosis ensures conductivity calibration will be performed correctly and guides you on how to fix common problems.
• TDS conversion factor can be set from 0.40 to 1.00.

AI3151 LabSen 241-3SP Glass-body Micro pH Electrode for Micro-Volume Solutions Containing Proteins by Apera

Backed by proprietary Swiss sensor technology and premium materials, LabSen 241-3SP Glass Micro pH Electrode is designed for micro-volume samples (≥30 microliters) containing proteins such as serum and microbiological samples. With the ultra-micro container (sold separately), it can test as low as 15 microliters.

Unique Glass Membrane – LabSen 241-3SP pH electrode adopts a micro cylindrical sensor tip (top end ø3mm, stainless steel ø4mm), making micro-sample pH testing easier than ever, and can be tested in high-temperature samples (up to 212°F). The stainless steel protective shaft ø4mm) ensures the durability of the slim glass tube.

Protelyte electrolyte – A specialized oily reference solution made for protein solutions and viscous samples.

Long-Life Reference System - composed of a glass tube, AgCl, and a reference silver wire. The top end of the slim glass tube is stuffed with cotton, which prevents the reaction between AgCl and electrolyte when the temperature changes. It improves the stability of the reference system and extends the electrode's service life.

The electrode uses a BNC connector, compatible with any pH meters that use BNC connectors. No temperature sensor is built-in. Users need to have a separate temperature probe (ex: Apera Instruments MP500) to enable ATC or manually input temperature to achieve temperature compensation.

• Proprietary pH sensor technology and premium materials from Switzerland
• Low-resistance LabSen® micro cylindrical glass membrane, suitable for micro-volume pH measurement (>30 microliters)
• Protelyte electrolyte made for protein-containing solutions such as serum and microbiological samples.
• The stainless steel protective shaft ensures the durability of the slim glass tube
• Long-Life Reference System, improving the stability of the reference and extends the electrode's service life
• With the micro container (sold separately), it can test as low as 15 microliters.

AI2915 Ultra-Soft Electrode Cleaner by Apera

Apera's probe cleaning brush is made of ultra-soft bristles, which helps clean off contaminants on delicate pH/conductivity sensors without damage.

Use the brush with soap water to gently clean off sticky contaminants on the probe. Rinse the probe with distilled or deionized water after cleaning.

SX716 Portable DO Meter by Apera

The Apera Instruments SX716 Portable Dissolved Oxygen Meter is an outstanding combination of the advanced electronics and sensor technologies. The meter can measure the parameters of DO and temperature of water solution with high accuracy. It is the most economical choice of a high-quality portable DO meter with a polarographic electrode. It is suitable for applications in the mining industry, power plant, environmental monitoring, and etc., especially good for in-field use.

• Built-in microprocessor chip, with the intelligent functions of automatic calibration, automatic temperature compensation, data storage, function setting, auto power off, and low voltage display etc. It comes with calibration solutions and a rugged portable carrying case.
• Adopts digital filter and step slipping technology to intelligently improve meter's response speed and accuracy. Smile icon will appear when reading is stable.
• Equipped with a polarographic DO electrode (2m cable) with built-in temperature and salinity sensors, which allows DO measuring mode to have auto temperature and auto salinity compensation and manual Barometric pressure compensation. It's easy to use and accurate to measure.
• The Polarographic DO electrode has a special electrode calibration cap. The electrode polarization only takes 3-5 minutes. Electrode adopts a combo-style membrane cap, which is very convenient to use. Each DO electrode comes with three backup membrane caps.
• Meter's circuit board adopts SMT film-covering technology to improve meter's performance reliability.
• Meter's LCD has clear and bright backlit display.
• IP57 waterproof and dust-proof.

AI469 SX751 Handheld pH/ORP/DO/Conductivity/TDS/Salinity/Resistivity Multiparameter Meter Kit by Apera

Apera SX751 is designed for lab-grade measurement of up to 8 water quality parameters in the field, including pH, ORP (redox), DO (dissolved oxygen), conductivity, TDS, salinity, and resistivity. It is suitable for general water solutions' applications such as water treatment, groundwater, surface water, hydroponics, environmental monitoring, aquaculture, aquarium, beverage making, etc.

Comes as a complete test kit in a rugged carrying case for convenient field test

Basic Features

• Intelligent functions – auto. calibration, auto. temperature compensation, self-diagnosis, data logging, auto. power off, and more.
• Digital filter technology – enhance the meter's response time and measurement accuracy
• Automatic electrode recognition – the meter automatically switches to the right parameter mode according to the connected electrode
• Data logging – 400 sets of data storage and recall
• Built tough – IP57 water-resistant structure, ideal for use in harsh environment

AI101G GS1 pH Pen Tester Kit by Apera

GroStar® Premium Pen Testers are designed specifically for the horticultural market. GroStar's intelligent design reduces the guesswork so you can easily manage your crops success.

Features of GS1 Premium pH Pen:

• Measures pH and temperature
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Easy-to-use design and fast calibration adjustment
• Double junction replaceable probe, so you don't have to discard the entire pen when the probe reaches its end of life
• Large 3-color backlit screen gives you clear information
• IP67 waterproof rating
• Powered by AAA batteries with auto off function
• Automatic temperature compensation

Includes:

• 2-year warranty (instrument)
• 1-year warranty (probe)
• pH 7 & pH4 calibration solution (50ml bottle each)
• KCL storage solution (10ml bottle)
• Lanyard and user manual

AI102G GS2 Soil pH Pen Tester Kit by Apera

GroStar® Premium Pen Testers are designed specifically for the horticultural market. GroStar's intelligent design reduces the guesswork so you can easily manage your crops success.

Features of GS2 Premium Soil pH Pen:

• Measures pH and temperature in nutrient solution, soil, coco coir, rockwool, and many other media types
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Impact-resistant spear glass tip, 10 times stronger than conventional glass bulb
• PTFE ring prevents a clogged junction caused by soil particles, significantly increases durability
• Backed by GroStar proprietary sensor technology from Switzerland
• Easy-to-use design and fast calibration adjustment
• Replaceable Swiss LabSen Spear Soil pH Probe
• Large 3-color backlit screen gives you clear information
• Durable structure, IP67 waterproof rating
• Powered by AAA batteries with auto off function
• Automatic temperature compensation

Includes:

• 2-year warranty (instrument)
• 1-year warranty (probe)
• pH 7 & pH4 calibration solution (50ml bottle each)
• KCL storage solution (10ml bottle)
• Hole dibber
• Cleaning brush
• Lanyard and user manual

AI103G GroStar GS3 EC/500ppm/700ppm Pen Tester Kit by Apera

GroStar® Premium Pen Testers are designed specifically for the horticultural market. GroStar's intelligent design reduces the guesswork so you can easily manage your crops success.

Features of GS3 Premium EC Pen:

• Measures conductivity EC, PPM (500), PPM (700) and temperature
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Titanium alloy sensor designed for high accuracy EC measurement
• Easy-to-use design and fast calibration adjustment.
• Large 3-color backlit screen gives you clear information
• IP67 waterproof rating
• Replaceable probe
• Powered by AAA batteries with auto off function
• Automatic temperature compensation

Includes:

• 2-year warranty (instrument)
• 1-year warranty (probe)
• 2.77 EC standard calibration solution (50ml bottle)
• Lanyard and user manual

AI104G GroStar GS4 pH/EC/500ppm/700ppm Combo Pen Tester Kit by Apera

GroStar® Premium Pen Testers are designed specifically for the horticultural market. GroStar's intelligent design reduces the guesswork so you can easily manage your crops success.

Features of GS4 Premium pH Pen:

• Measures pH, conductivity (EC and 500ppm/700ppm) and temperature (5-in-1)
• Compatible with all GroStar replacement probes: pH, Soil pH, EC and PH/EC Combo
• Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
• Easy-to-use design and fast calibration adjustment
• Double junction replaceable probe, so you don't have to discard the entire pen when the probe reaches its end of life
• Large 3-color backlit screen gives you clear information
• Durable structure, IP67 waterproof rating
• Powered by AAA batteries with auto off function
• Automatic temperature compensation

Includes:

• 2-year warranty (instrument)
• 1-year warranty (probe)
• pH 7 & pH4 calibration solution (50ml bottle each)
• 2.77 EC calibration solution (50ml bottle)
• KCL storage solution (10ml bottle)
• Lanyard and user manual

AI1101 pH 7.00 Calibration Buffer Solution 8 oz. by Apera

The Apera Instruments AI1101 pH 7.00 Calibration Buffer Solution is color-coded and standardized against NIST certified pH references within 0.01 pH at 25°C (77°F). It's ideal for the calibration of all kinds of pH meters/testers. Since pH level is affected by temperature, a temperature/pH reference chart is provided on the bottle label for reference.

All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 2-year shelf life. The expiration date is printed on the bottle.

MSDS documents are downloadable. Certificate of analysis can be achieved by request.

Note: Store at room temperature and away from direct sunlight. Keep the bottle tightly closed when not in use. Keep out of reach of children.

• High Accuracy (±0.01 pH): standardized against NIST certified pH references within 0.01 pH at 25°C (77°F).
• Ideal for the calibration of all kinds of pH meters/testers
• Color-coded, Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• Non-hazardous product (MSDS is downloadable)