Standards

Potassium, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Potassium, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 7447-40-7 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00133776

Calcium, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Calcium, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 471-34-1 CAS: 7732-18-5 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00085314

Magnesium, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Magnesium, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 13446-18-9 CAS: 7697-37-2 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00085308

Conductivity Solution Standard, Hanna Instruments DFS Item

A storage solution prepared with reagent grade chemicals that can be used to ensure optimum performance of your pH and ORP electrodes.

ORP Standard 200mV, Ricca Chemical

Chemical Name or Material: Oxidation-Reduction Potential Standard Name Note: +200mV vs. Ag/AgCl CAS: 14459-95-1 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 13746-66-2 CAS Min %: 0.73 CAS Max %: 0.76 CAS: 7447-40-7 CAS Min %: 0.29 CAS Max %: 0.3 CAS: 7732-18-5 CAS Min %: 0.03 CAS Max %: 0.03

Cyanide Standard, 1mL == 1mg CN, 1000ppm CN, Ricca Chemical

Chemical Name or Material: Cyanide Standard CAS: 151-50-8 CAS: 1310-73-2 CAS: 7732-18-5 Physical Form: Liquid

Copper, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Copper, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 19004-19-4 CAS: 7697-37-2 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00010965

Zinc, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Zinc, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 1314-13-2 CAS: 7697-37-2 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00011291

Iron, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Iron, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 7782-61-8 CAS: 7697-37-2 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00010999

Zero Oxygen Standard, for Calibration of Dissolved Oxygen Meters, Ricca Chemical

Chemical Name or Material: Zero Oxygen Standard Name Note: For Calibration of Dissolved Oxygen Meters CAS: 7791-13-1 CAS Min %: 93.0 CAS Max %: 97.0 CAS: 7757-83-7 CAS Min %: 4.67 CAS Max %: 4.86 CAS: 7732-18-5 CAS Min %: 0.0023 CAS Max %: 0.0023 Physical Form: Liquid

Oakton™ Conductivity Solution

Use this conductivity solution for accurate test results in the field or lab. Oakton™ Conductivity Solutions have KCl, NaCl and 442 conversions printed on the bottle for ease of use.

Calibration Standard 2A without Mercury For ICP/MS, SPEX CertiPrep™

ISO/IEC Guide 34 Certified, NIST-Traceable Certified Reference Material

Silicon, Reference Standard Solution (1000ppm ±1%/Certified), Fisher Chemical

Chemical Name or Material: Silicon, Reference Standard Solution Name Note: 1000ppm ±1% CAS: 6834-92-0 CAS: 7732-18-5 Purity Grade: Certified Grade MDL Number: MFCD00085311

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