Trypsin Suppliers, Trypsin Manufacturers.
Items | Specification | Method |
Appearance | White crystallized powder | USP33 |
solubility | 500,000 USP Trypsin Unites, is soluble in 10mL of water and in 10 mL of saline TS | USP33 |
Loss on drying | ≤ 5.0% | USP33 |
Residue on Ignition | ≤2.5% | USP33 |
Microbial limits | ? | ? |
Pseudomonas aeruginosa | Absent | USP33 |
Salmonella? | Absent | USP33 |
Staphylococcus aureus | Absent | USP33 |
Limit chymotrypsin | NMT 50USP Chymotrypsin Units/2500USP Trypsin Units (NMT approximately 5% of Chymotrypsin) | USP33 |
Assay | USP33 |
Items | Specification | Method |
Description | white crystalline lyophilized powder | EP6.0 |
Identification | A) A purple colour develops B) No colour develops with in 3 min of mixing | EP6.0 |
Appearance of solution | Solution S is not more opalescent than reference suspension Ⅲ | EP6.0 |
Absorbance | 1) 280nm : 13.5 ~ 16.5 2) 250nm : not more than 7.0 | EP6.0 |
PH | 3.0-6.0 | EP6.0 |
Histamine | Not more than 1μg/0.2μkatal | EP6.0 |
Loss on drying | Not more than 5% | EP6.0 |
Limit of trypsin | Not more than 1% | EP6.0 |
Microbial limits Total viable aerobic count Salmonella? E．Coli | ? ≤10000cfu/g Negative Negative | EP6.0 |
Assay | Not less than 0.5 ukatal/mg, calculated on the dried basis | EP6.0 |
Company： |
Beijing Geyuantianrun Bio-tech Co., Ltd.. |
E-mail： |
chem@netsun.com |
Address： |
No.3 Tianfu Road,Daxing Bio-medicine Industry Park,Beijing,P.R.China |
Zip Code： |
102609 |
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