مشخصات فنی محصول | |
---|---|
Assay (complexometric) | ≥ 99.5 % |
Assay (complexometric; calculated on dried substance) | 99.0 - 100.5 % |
Identity | passes test |
Appearance of solution | passes test |
Insoluble matter | ≤ 0.005 % |
Acidity or alkalinity | passes test |
pH-value (5 %; water; 25 °C) | 5.0 - 8.0 |
Chloride (Cl) | ≤ 0.0003 % |
Total nitrogen (N) | ≤ 0.002 % |
Nitrate (NO₃) | ≤ 0.002 % |
Heavy metals (as Pb) | ≤ 0.0005 % |
As (Arsenic) | ≤ 0.0002 % |
Ca (Calcium) | ≤ 0.005 % |
Cu (Copper) | ≤ 0.0001 % |
Fe (Iron) | ≤ 0.0001 % |
K (Potassium) | ≤ 0.001 % |
Mn (Manganese) | ≤ 0.0005 % |
Na (Sodium) | ≤ 0.001 % |
NH₄ (Ammonium) | ≤ 0.002 % |
Pb (Lead) | ≤ 0.0001 % |
Sr (Strontium) | ≤ 0.005 % |
Loss on drying (400 °C) | 48.0 - 52.0 % |
Corresponds to ACS, Reag. Ph Eur |