Specification Sheet
Product Name Ethylenediaminetetraacetic acid dipotassium salt dihydrate,
≥98%
Product Number ED2P
Product Brand SIAL
CAS Number 25102-12-9
Molecular Weight 404.45
 
TEST SPECIFICATION
Appearance (Color) White
Appearance (Form) Powder
Solubility (Color) Colorless to Faint Yellow
Solubility (Turbidity) Clear to Very Slightly Hazy
  at 160 mg/ml of 3 M KOH
Loss on Drying ≤10 %
Potassium (K) anhydrous 17.0 - 25.5 %
Sodium (Na) ≤0.25 %
% Purity (anhydrous) ≥98 %
  by titration
Recommended Retest Period -------------------------
  4 years