Calcium
CAS: 1492-18-8
Molecular Formula: C20H21CaN7O7
Molecular Weight: 511.5014
Assay: 97% ~ 105%
Appearance: Pale yellow crystalline or amorphous powder.
No visible evidence of contamination by foreign matter.
No visible evidence of contamination by foreign matter.
Solubility: Sparingly soluble in water; practically insoluble in
acetone and in alcohol. The amorphous form may
produce supersaturated solutions in water.
acetone and in alcohol. The amorphous form may
produce supersaturated solutions in water.
Identification: IR
: TLC
: It gives reaction(b) of calcium
Appearance of Solution: Clear. The absorbance measured at 420min is not
: greater than 0.60
PH: Between 6.8 and 8.0
Specific Optical Rotation: +14.4° ~ +18.0°
Acetone: ≤ 0.5%
Ethanol: ≤ 3.0%
Methanol: ≤ 0.5%
: Total Impurity
: Individual Impurity
Chlorides: ≤ 0.5%
Heavy Metals: ≤ 50ppm
Bacterial Endotoxins: ≤ 1.95 IU/mg
Water Content: ≤ 17.0%
