COD Standards

Chemical Oxygen Demand Standard, 300 ppm COD, Ricca Chemical

Chemical Name or Material: COD STANDARD

Sulfuric Acid-Silver Sulfate Reagent, for Chemical Oxygen Demand (COD) Analysis, Ricca Chemical

Chemical Name or Material: Sulfuric Acid-Silver Sulfate Reagent CAS: 7664-93-9 CAS Min %: 97.0 CAS Max %: 100.0 CAS: 10294-26-5 CAS Min %: 0.53 CAS Max %: 0.55 Physical Form: Clear colorless liquid

COD Standard, 1000ppm (1mL = 1mg COD) (Potassium Acid Phthalate in Water), Certified, 0.300mg/mL ±0.003, LabChem™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: COD Standard CAS: 7732-18-5 CAS Max %: 99.61 CAS: 877-24-7 CAS Max %: 0.09 CAS: 7664-38-2 CAS Max %: 0.3 Name Note: 1000ppm (1mL = 1mg COD) (Potassium Acid Phthalate in Water) Purity Grade: Certified Linear Formula: KHC8H4O4 Formula Weight: 204.22g/mol

COD Standard, 300ppm (1mL = 0.3mg COD) (Potassium Acid Phthalate in Water), Certified, 0.300mg/mL ±0.003, LabChem™ Available on GSA/VA Contract for Federal Government customers only.

Chemical Name or Material: COD Standard CAS: 7732-18-5 CAS Max %: 99.67 CAS: 877-24-7 CAS Max %: 0.03 CAS: 7664-38-2 CAS Max %: 0.3 Name Note: 300ppm (1mL = 0.3mg COD) (Potassium Acid Phthalate in Water) Purity Grade: Certified Linear Formula: KHC8H4O4 Formula Weight: 204.22g/mol

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