ال – لوسین اسید (پودر)

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Specification
Appearance White Crystalline Powder
Appearance of solution Clear and not more intensely Coloured than reference solution BY6
CAS No 61-90-5
SPECIFICATIONS
Assay 98.5 to 101%
Ninhydrin-positive substances Test
Chloride Max 200ppm
Ammonium Max 200ppm
Heavy metals Max 1ppm
Cadmium Max 0.1% ppm
Sulphated ash Max 0.1%
Arsenic (As2O3) Max 1ppm
Loss on drying Max 0.5%
Lead(pd) Max 300 ppm
Mercury (Hg) Max 0.1 ppm
Iron (Fe) Max 10 ppm
Shelf life 2 years
MICROBIOLOGICAL
Total plate count Max 1000 cfu/g
Yeasts Max 100 cfu/g
Moulds Max 100 cfu/g
Staphylococcus aureus Negative
salmonella Negative
Escherichia Coli Negative

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