Calcium diascorbate CAS NO.5743-27-1

Product Name Calcium Ascorbate USP CAS No. 5743-27-1 Molecular Formula C12 H14 CaO12 2H2O Molecular Weight 426.34 Analytical sp…

Product Name Calcium Ascorbate USP CAS No. 5743-27-1 Molecular Formula C12 H14 CaO12 2H2O Molecular Weight 426.34 Analytical specification for Calcium Ascorbate USP Tests Requirements Description : White to slightly yellow, practically odorless powder. Solubility : Freely soluble in water; slightly soluble in alcohol; insoluble in ether Identification : Shall be pass the test Specific Rotation : Between +95° and +97° pH (10% w/v solution in water) : Between 6.8 and 7.4 Loss on drying : Max.0.1% Arsenic : Max.3 ppm Heavy metals : Max.0.001% Limit of fluoride : Max.10 ppm Residual solvents : Should meet the requirements Assay as C12H14CaO12 -2H2O (Calculated on as is basis) : 98.0 % - 101 % Additional tests (In-house) Calcium content (on as is basis) 9.21% - 9.49% Particle Size Distribution Passing thru’ U.S 16 # More than 80 % w/w Bulk density (Loose) 500 - 900 kg/ m3 Microbial Limit Tests (in- house specs.) Total viable aerobic count Max.1000 cfu /g Total fungus Max.100 cfu / g E.Coli Absent in 10 g Salmonella Absent in 50 g Staphylococcus aureus Absent in 10 g Pseudomonas aeruginosa Absent in 10 g