Check the listing for details. Tryptone, Powder, Molecular Biology Grade, 500g. Condition: New. Listed at 99.95 USD. Tryptone, Powder, Molecular Biology Grade, 500gFor Research & DevelopmentNot for drug, human, animal, or food useSpecifications:Appearance (Color) Cream to beigeAppearance (Form) Free flowing powderAmino Nitrogen > 4.0%Ash > 15%Loss on Drying < 5%Nitrites – NegativepH (2% water) @ 25 Degrees C 6.5-7.5Total Nitrogen > 10%Undigested Protein – NegativeBroth Formulations (Growth Supporting Properties) – SatisfactoryPeptone Agar (Growth Supporting Properties) – SatisfactoryProteoses – PositiveSalmonella - Negative/25gStandard Plate Count < 1,000 cfu/gColiform – NegativeE.Coli – NegativeMolds and Yeasts < 100 cfu/gRaw Material Species BovineEnzyme Species BovineCAS: 91079-40-2FORMULA: N/A This item will be shipped in accordance with FedEx/UPS carriers, per DOT 49CFR regulations, which will meet or exceed all of USPS regulations per 49CFR 172.101, published in Federal Register 10742. Note: eBay please do not delist.