EMD: Soybean Trypsin Inhibitor

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Soybean Trypsin Inhibitor

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EMD manufactures Soybean Trypsin Inhibitor (STI), which is a viable, regulation-friendly alternative to using bovine serum for trypsin inhibition during cell passage. Three different qualities of soybean trypsin inhibitor, from crude extract to high purity material, are offered. STI production is a controlled process , with rooms and equipment that are dedicated to STI production to avoid cross-contamination.

A low endotoxin grade is available.

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Product specifications:

�	Cat. No. 650356	Cat. No. 650357	Cat. No. 650358
Purification Process	Crude extract	Chromatographically purified	Chromatographically purified
Activity	≥ 5000 U/mg dry weight	≥ 7000 U/mg dry weight	≥ 7000 U/mg dry weight
Purity by HPLC	Not determined	≥ 75%	≥ 75%
Purity by SDS Page	≥ 50%	≥ 95%	≥ 95%
Endotoxin (EU/mg dry weight)	≤ 400	≤ 400	≤ 200
Traceability	Yes	Yes	Yes

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Contact Custom Services for more information on the following:

•	Traceability
	- Raw material comes from one qualified vendor
•	Custom Packaging
	- Lyophylized for longer stability
•	Lot sampling and reservation
•	Scheduled deliveries
•	To ensure that we meet your regulation requirements, we welcome audits of our process and facility

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