Quick view Compare Add to Cart The item has been added 1101230025 PROTAMINE SULFATE (C15-1290-993) MSRP: Price: $644.57 List Price: $716.19 Warning Toxicity: Carcinogenic / Teratogenic (D) Analysis Note Nitrogen content (Kjeldahl calc.on dried substance): 22. Hide Expand SKU1101230025 MFR. NameSigma-Aldrich Catalog No. C15-1290-993 Pack Size 25 GR Price: MSRP: Price: $644.57 List Price: $716.19 Quantity: Decrease Quantity of undefined Increase Quantity of undefined Add to Cart The item has been added Close × Product Information Catalog No. C15-1290-993 Description Warning Toxicity: Carcinogenic / Teratogenic (D) Analysis Note Nitrogen content (Kjeldahl calc.on dried substance): 22.