USD $6.00-9.00 / Gram
USD $6.00-9.00 / Gram
USD $4.50-5.00 / Liter
USD $3.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $2.00-10.00 / Kilogram
USD $8.20-8.80 / Kilogram
USD $1.00-10.00 / Kilogram
description |
white crystalline lyophilized powder |
ep7.0 |
identification |
a) a purple colour develops b) no colour develops with in 3 min of mixing |
ep7.0 |
appearance of solution |
solution s is not more opalescent than reference suspension 3 |
ep7.0 |
absorbance |
1) 280nm : 13.5 ~ 16.5 2) 250nm : not more than 7.0 |
ep7.0 |
ph |
3.0-6.0 |
ep7.0 |
histamine |
not more than 1µg/0.2µkatal |
ep7.0 |
loss on drying |
not more than 5% |
ep7.0 |
limit of trypsin |
not more than 1% |
ep7.0 |
microbial limits total viable aerobic count salmonella e coli |
≤10000cfu/g negative negative |
ep7.0 |
assay |
not less than 0.5 ukatal/mg, calculated on the dried basis |
ep7.0 |