$25 - $50

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

WD-98767-77 Traceable One-Shot Buffer Solution, Red, pH 4.005; 6 x 100 mL Vials by Oakton

• Convenient, single-use vials eliminate concerns of cross-contamination; each pack contains six polyethylene vials with 100-mL of pH buffer per vial
• If unopened, shelf life is 2 years; once opened, use pH 4 and pH 7 within 90 days, pH 10 within 30 days

Oakton® Traceable® One-Shot™ pH Buffer Solutions are supplied with NIST-traceable calibration reports stating accuracy at 25°C to ±0.010 pH, in addition to conversion values for pH/temperature - for the most accurate calibrations!

METHODS SUPPORTED

Certified reference material meets test requirements for Federal, State, and local agencies, CAP, ASTM, NCCLS, CLSI, ACS, CLIA, AOAC, EPA, APHA, AWWA, WEF, USGS, USP, and ISO. Traceable® Conductivity Standards complies with and is essential for use in these official methods: AOAC 973.40, EPA 120.1, Standard Method 2510 (APHA, AWWA, WEF), ISO 7888, DIN 38404, ASTM D1125, USGS I-1780, USP 645, and for A2LA/NVLAP accreditations/ISO 9000 certifications. Material may be used to calibrate all conductivity meters and to determine all conductivity cell constants.

A2LA ACCREDITATION ISO/IEC 17025:2005 (1750.01)

To assure accuracy an individually serial-numbered Traceable® Certificate is supplied to indicate traceability to standards provided by NIST (National Institute of Standards and Technology) and/or a National Standards Laboratory. A2LA accredited certification provides the highest achievable level of quality assurance, documentation, and accuracy. Conductivity Standards are produced in an A2LA accredited ISO/IEC 17025:2005 (1750.01) calibration laboratory. Additional certifications include ISO 31 (certificate content) and ISO 35 (statistical analysis), plus ISO 9001 (certified quality manufacturer).

Key Features

• All Oakton® Traceable® pH buffer solutions are NIST-traceable reference materials
• Supplied with calibration report from an ISO 17034 and ISO 17025 accredited laboratory
• Individually packed in foil pouch to prevent UV exposure that may degrade accuracy
• Buffer solution lets you calibrate pH instruments to ensure accuracy
• If unopened, shelf life is 2 years
• Use to calibrate pH instruments to 4.005
• Color-coded buffer for easy identification

Includes

Individual temperature compensation chart and NIST-Traceable calibration certificate with data

WD-35661-03 Buffer Pack, pH 4.01, 7.00, and 10.01; 60-mL of each by Oakton

For your convenience, calibration standards, sensor heads, and sensor cartridges are available for your Oakton meters.

• Suitable for use with Oakton 300 series smart meters and meter kits

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

H-010-0005-000 Smoke Kit by Honeywell Analytics

Kit Includes

• Aspirator bulb
• Tube tip breaker
• Small soft carrying case

Note: Smoke tubes sold separately.

*Please note we can only ship RKI products to customers within the United States

8636200 Alkalinity, Total, Low Range Chemkehy Reagents by AquaPhoenix

Use with the SL1000 Portable Parallel Analyzer (PPA) for dramatically streamlined water quality testing. Low Range Total Alkalinity Chemkeys, range 20 - 200 mg/L CaCO3. For SL1000 Portable Parallel Analyzer (PPA). Box of 25.

Current SL1000 instrument customers who want to test Alkalinity need to perform a software update that can be located on the instrument download section.

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

*Please note we can only ship RKI products to customers within the United States

SCT-108.002.D2 DO Electrode Accessory by ScichemTech

• DO electrode membrane cap
• Combined membrane cap
• Special for DO electrode
• Specification: 3 units per group

SCT-108.001.23 SCT-THYG-PEN-3 Jumbo Dual Display Thermo Hygrometer by ScichemTech

Features:

• Reliable SCT Pocket Type Meter for Humidity & Temperature measurements.
• Comfort / Warm / Cool index with Dual Display.
• Option to select °F/°C.
• Maximum/ minimum (°F /°C) temperature & humidity memory recalling
• 3 m sensor wire with probe for outdoor measurement
• Indoor / Outdoor Temperature & Humidity Display.
• Battery operated.
• With Flipout Stand