Calcium chloride dihydrate, ACS reagent, USP grade ?99%, CAS: 10035-04-8 (500g)

Additional Product Information Additional Product Information Grade ACS reagent Quality Level 200 Vapor Pressure 0.01 mmHg (20 °C) Assay ≥99% 99.0-105.0% (ACS specification) Form powder or crystals Impurities Oxidizers ≤0.003% NH4OH pptd. ≤0.01% Calcium Chloride ≤0.01% Insolubles ≤0.01% pH 4.5-8.5 (25 °C, 5%) Melting Point (mp) 176 °C (dec.) (lit.) Anion Traces Sulfate (SO42-): ≤0.01% Cation Traces Barium (Ba) ≤0.005% Iron (Fe) ≤0.001% Potassium (K) ≤0.01% Magnesium (Mg) ≤0.005% Ammonium (NH4+) ≤0.005% Sodium (Na) ≤0.02% Strontium (Sr) ≤0.1% Heavy Metals ≤5 ppm (by ICP)