$25 - $50, Apera Instruments

201DJ-C pH Electrode (double-junction, BNC connector) by Apera

Apera DJS-0.1-C Conductivity Electrode (K=0.1) is designed for purified water and ultra-pure water conductivity measurements. It's equipped with a glass flow cell, which eliminates impact from CO2 in the air. The high-sensitivity platinum chip sensor design ensures high accuracy in low range conductivity solutions (0 to 200μS/cm). 3Ft cable length. BNC connector. The temperature probe is not included. To achieve temperature compensation, users need to use a separate temperature probe or manually input temperature values. 3Ft cable length.

PH60-E Replacement Probe for PH60 Liquid pH Tester by Apera

The Apera Instruments PH60-E probe is the replacement probe for PH60 series pocket pH testers, including PH60, PH60F, PH60S, and PC60. This replacement probe is equipped with glass bulb membrane, built-in temperature sensor, single ceramic junction and maintenance-free gel KCl electrolyte. It is made for common aqueous solution's pH measurement, such as hydroponics, aquaculture, pool & spas, water treatment, environmental monitoring, cooling tower, etc. CE-Certified and comes with a 6-Month Warranty.

• Measuring Range: -2.00 - 16.00 pH, 0 - 50°C
• Glass bulb membrane with built-in temperature sensor
• Gel KCL electrolyte, maintenance-free
• Works well for 12-24 months under proper use and care
• Made for common aqueous solution's pH testing

AI1108 pH Calibration Solution Kit (7.00, 4.00) 8oz/bottle+3M KCL Storage solution 4oz by Apera

The Apera Instruments AI1108 pH Calibration Buffer Solution Kit includes two 8oz bottles of pH buffer solutions (pH 4.00 & pH 7.00), and one 4oz bottle of 3M KCL storage solution for pH/ORP electrodes. The color-coded buffer solutions are 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. Since pH level is affected by temperature, a temperature/pH reference chart is provided on the bottle label for reference. The 3M KCL Storage Solution helps keep the sensitivity and accuracy of your pH probes.

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
• Color-coded, Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• The 3M KCL Storage Solution helps keep the sensitivity and accuracy of your pH probes
• Non-hazardous product (MSDS is downloadable)

AI1109 pH Calibration Solution Kit (7.00, 4.00, 10.01) 8oz/bottle+3M KCL Storage solution 4oz. by Apera

The Apera Instruments AI1109 pH Calibration Buffer Solution Kit includes three 8oz bottles of pH buffer solutions (pH 4.00, pH 7.00, and pH 10.01), and one 4oz bottle of 3M KCL storage solution for pH/ORP electrodes. The color-coded buffer solutions are 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. Since pH level is affected by temperature, a temperature/pH reference chart is provided on the bottle label for reference. The 3M KCL Storage Solution helps keep the sensitivity and accuracy of your pH probes.

All the solutions are double-sealed, not subject to the DOT shipping restrictions, and have a 2-year shelf life. 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
• Color-coded, Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• The 3M KCL Storage Solution helps keep the sensitivity and accuracy of your pH probes
• Non-hazardous product (MSDS is downloadable)

AI1121-L pH 1.68 Calibration Buffer Solution 16oz by Apera

The Apera Instruments AI1121 pH 1.68 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 pH meters/testers that can automatically recognize pH 1.68 standard e.g. Apera PH60, PH700, PH800, PC400S. 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).
• For the calibration of pH meters/testers that can recognize pH 1.68 solution
• Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• Non-hazardous product (MSDS is downloadable)

AI1123-L pH 12.46 Calibration Buffer Solution 16oz by Apera

The Apera Instruments AI1123 pH 12.45 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 pH meters/testers that can automatically recognize pH 12.45 standard e.g. Apera PH60, PH800, PC400S. 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).
• For the calibration of pH meters/testers that can recognize pH 12.46 solution
• Double-sealed, 2-Year shelf life
• Expiration date and Temperature/pH reference chart provided for reference
• Non-hazardous product (MSDS is downloadable)

AI1134-L 111.8 mS/cm Conductivity Calibration Solution 16 oz. by Apera

The Apera Instruments 111.8 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)

AI1214 SX625 Replacement pH Electrode for SX620 pH Pen Tester by Apera

The Apera Instruments SX625 Replacement Probe is the replacement probe for SX620 pH Pen Testers. This replacement probe is equipped with a glass bulb membrane and a built-in temperature sensor. It has a measurement range of 0 to 14.00 pH and 0 to 50°C (32-122°F). Its 10 mm diameter probe allows measurement in most test tubes, making it perfect for educational use and other common aqueous solution's pH measurement, such as hydroponics, aquaculture, pool & spas, water treatment, environmental monitoring, etc. CE-Certified and comes with a 6-month warranty.

• 0 - 14.00 pH, 0 - 50°C (32-122°F)
• Slim probe in design (10 mm diameter), great for test tube ph measurement
• Glass bulb membrane with built-in temperature sensor
• Works well for 12-24 months under proper use and care

AI4207 TN500-S3 Sample Vials (pack of 6) by Apera

• Replacement sample vials with caps for use with Apera turbidity meters.
• Pack of 6.

AI7110 100-240V Switching Power Adapter with Universal Plugs by Apera

• Input: 100-240V, AC 50-60Hz, 0.25A
• Output: 9V, 0.5A, 2.7VA
• Comes with 4 types of plugs for international uses
• Compatible with all Apera Instruments benchtop meters.

EC60-DE Spare Conductivity/Temp. Electrode by Apera

The Apera Instruments EC60-E is the replacement probe for EC60-Z Pocket Tester as well as EC60 and PC60 pH/Conductivity Tester. This probe features Apera's unique Brush-Resistant Platinum Black (BPB) sensor, ensuring accurate conductivity measurement in a wide range for general water solutions. It enables you to test conductivity (EC), TDS and salinity, resistivity, and temperature at the same time.

• Replaceable Probe for EC60-Z Pocket Tester, also compatible with PC60-Z, and EC60
• Apera's unique Brush-Resistant Platinum Black Sensor ensures accurate Conductivity measurement in a wide range
• Built-in temperature sensor
• Suitable for general water solutions' Conductivity/TDS/Salinity/resistivity/temp. testing

EC60-E Replacement Probe for EC60 Pocket Conductivity/TDS/Salinity Tester by Apera

The Apera Instruments EC60-E probe is the replacement probe for EC60 Pocket Tester as well as the PC60 pH/Conductivity Pocket Tester. This probe features Apera's unique Brush-Resistant Platinum Black (BPB) sensor, ensuring accurate conductivity measurement in a wide range (0.1 μs to 20.00 MS). It enables you to Test conductivity (EC), TDS and salinity at the same time. Its TDS range is 0.1 ppm to 10.00 PPT; salinity range is 0 to 10.00 PPT. Works great for common aqueous solution and waste water's conductivity test. CE Certified with a 6 moth warranty.

• EC Measuring Range: 0.1 μs to 20.00 MS; TDS Range: 0.1 ppm - 10.00 ppt; Salinity Range: 0 - 10.00 ppt
• Apera's unique Brush-Resistant Platinum Black Sensor ensures accurate Conductivity measurement in a wide range
• Built-in temperature sensor
• Suitable for common aqueous solution, pure water and waste water's Conductivity/TDS/Salinity testing

PHB-3 Economic Waterproof pH Pocket Tester by Apera

The Apera Instruments PHB-3 Pocket pH Tester is the most economic choice of a reliable pocket pH tester for your regular aqueous solution's pH measurement, including hydroponics, aquaculture, pools & spas, education, tap/drinking water, etc. Easy single button operation for 1-point Auto Calibration (pH 7.0) and 0 to 50°C Auto Temperature Compensation (ATC); ±0.1 pH, 0.5°C accuracy with 0 to 14.0 pH range.

Comes with a complete kit of premixed calibration solution (pH 7.00), AAA batteries in a portable carrying case. Auto power-off in 10 min if no operation, low-battery alarm. IP57 waterproof and dustproof, floating on water so you don't have to worry if it falls into water by accident. 1000 hours' continuous operation (without backlit) powered by AAA batteries.

The meter is CE certified and comes with a 2-year warranty.

• SINGLE-Button operation with Easy Auto Calibration
• Auto Temperature Compensation (ATC) ensures accuracy in variant temperatures (0-50.0°C)
• Complete kit with READY-TO-USE calibration solution and AAA batteries in a portable carrying case
• Auto power-off in 10 min if no operation, low-battery alarm
• 1000 hours of continuous operation powered by 2 AAA batteries

SX615 Replacement Probe for the SX610 pH Pen Tester by Apera

The Apera Instruments SX615 probe is the replacement probe for SX610 pH pen tester. This replacement probe is equipped with glass bulb membrane and built-in temperature sensor. It has a measurement range of -2.00 to 16.00 pHand 0 to 50°c. Its 10 mm diameter probe allows measurement in most Test tubes, making it perfect for educational use and other common aqueous solution's ph measurement, such as hydroponics, aquaculture, pool & spas, water treatment, environmental monitoring, etc. CE-Certified and comes with a 6-month warranty

• 0 - 14.0 ph, 0 - 50°C
• Smallest probe (10 mm diameter), great for test tube ph measurement
• Glass bulb membrane with built-in temperature sensor
• Works well for 12-24 months under proper use and care