ITEM | STANDARD |
DISCRIPTION | COLORLESS OR WHITE CRYSTALS, OR WHITE CRYSTALLINE POWDER |
PH VALUE | 4.1-5.6 |
CLARITY AND COLOR OF SOLUTION | CLEAR AND COLORLESS |
ASSAY | 99.0%-101.0% |
CHLORIDE | ≤ 0.011 % |
SULFATE | ≤ 0.010 |
AMMONIUM | ≤ 0.02% |
HEAVY METALS | ≤ 10PPM |
IRON | ≤ 10 PPM |
RELATED SUBSTANCES | ≤ 0.2% |
LOSS ON DRY | ≤ 0.2% |
RESIDUE ON IGNITION | ≤ 0.1% |
TOTAL PLATE COUNT | ≤ 100CFU/G |
MOLD | ≤ 10CFU/G |
YEAST | ≤ 10CFU/G |
COLI FORMS | NEGATIVE |