Methicillin Sodium CAS NO.132-92-3

item

standard

structural data confirmation

1. h-nmr: the data of structure are identical with reference standard

2. hplc-ms: ensure the molecular weight of main peak and fragment peak are identical with reference standard

3. ir:the data of ir are identical with that of reference standard

purity(hplc)

≥99.0%

related impurities

specific single impurity

meets ep/usp/bp standards

non-specific single impurity

≤0.10%

total impurities

≤0.50%

crystal form

meets ep/usp/bp standards

loss on drying

≤1.0%

water

≤1.0%

inorganic salt

≤0.1%

heavy metals

≤10 ppm

assay

99.0%~101.0%(according to ep/usp/bp standards)

microbiological analysis

total plate count

≤1000cfu/g

yeast and moulds

≤100cfu/g

e. coli.

absent

salmonella

absent

s.aureus

absent