Chemical family : nitrogen heterocycle, metal salt.
C.A.S. Registry : 14639 25 9
Mol. Wt. : 418.30
Chemical formula : c18 h12 n3 o6 cr.
Appearance : red/reddish coloured fine powder.
Particle size : 100 mesh 200 mesh.
Purity (assay) : 98 - 99 .
Potency : minimum hromium content 11.5
(generally, more than 12 ).
Solubility : insoluble in water/organic solvent.
Ph of suspension : approx 3.5 5.5
Loss on drying : not more than 3 .
Heavy metals : passes as per u.S.P. 4
(not more than 20 ppm).
Chloride content : less than 0.06 .
Sulphate content : less than 2000 ppm. ( 0.2 )
Arsenic : less than 1 ppm.
Mercury : less than 1 ppm.
Microbial limits
Total plate count : less than 10/g
E.Coli : - ve
Salmonella : - ve
Packing : 5 kgs./10 kgs./25 kgs.
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