Matrix Blanks and Standardization Solutions
Hach Company Copper Standard Solution, 100 mg/L as Cu (NIST), 100 mL
For accuracy checks in copper determinations.
Hach Company Magnesium Standard Solution, 1000 mg/L as Mg (NIST), 100 mL
For accuracy checks in magnesium determinations. HNO3 matrix.
Hach Company Sodium Standard Solution, 100 mg/L, 1 L
ISE Standard Solution. Sodium, 100 mg/L as Na+ (NIST). 1 L bottle
Hach Company Silver Nitrate Standard Solution, 0.100 N, 1 L
For chloride determination by argentometric titration
Hach Company Sulfate Standard Solution, 100 mg/L as SO4 (NIST), 500 mL
For accuracy checks in sulfate determinations
Hach Company Fluoride Standard Solution, 100 mg/L, 500 mL
ISE Standard Solution. Fluoride, 100 mg/L ±2 mg/L as F- (NIST). 500 mL bottle
Hach Company Nickel Standard Solution, 1000 mg/L as Ni (NIST), 100 mL
For accuracy checks in nickel determinations. (HNO3 matrix)
Hach Company Potassium Hydroxide Standard Solution, 12.0 N, 100 mL MDB
For selenium determination by the Diaminobenzidine method. Hach method 8194. Part of reagent set 2244200.
Hach Company Calcium Standard Solution, 1000 mg/L as CaCO₃, 1 L
For accuracy checks in calcium hardness determinations. (Calcium chloride solution)
Hach Company Ethylene Glycol Solution, 0.05%, 15 mL SCDB
For function checks in Ethylene Glycol Test Kit (2186400)
Hach Company Phosphate Standard Solution, 15 mgL as PO₄ (NIST), 100 mL
For accuracy checks in phosphate (phosphorus) determinations
Hach Company Manganese Standard Solution, 1000 mg/L as Mn (NIST), 100 mL
For accuracy checks in manganese determinations. (HNO3 matrix).
Hach Company Sulfuric Acid Standard Solution, 0.500 N, 100 mL
For alkalinity determination by drop-count titration
Hach Company Zinc Standard Solution, 25 mg/L as Zn (NIST), pk/16 - 10 mL Voluette« Ampules
For accuracy checks in zinc determinations