70174

Peptone from meat, peptic digest

suitable for microbiology

• Synonym(s): Peptone from bovine meat
• CAS Number: 91079-38-8
• EC Number: 293-426-3
• UNSPSC Code: 41106212
• NACRES: NA.85

Properties

• biological source: bovine skeletal muscle
• Quality Level: 200
• form: powder
• composition: total nitrogen (N), ≥10%
• ign. residue: ≤12%
• loss: ≤6% loss on drying
• pH: 7.0±0.5 (25 °C, 2% in H₂O)
• solubility: H₂O: 2%, clear, slightly yellow to brown
• application(s): food and beverages; microbiology
• suitability: Streptococcus spp.

Description

Application

This peptone is a hydrolysate obtained by partial digestion with pepsin. It is used in general purpose culture media for routine cultivation of a variety of microorganisms. The peptone is also specified by the USP for sterility testing, is recommended for the growth of Streptococci, and for detecting hydrogen sulphide-forming microorganisms.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 3
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves