70169

Casein Peptone

Enzymatic digest of casein from bovine milk, ≤6% loss on drying, suitable for biotechnology and microbiology

• Synonym(s): Peptone from casein, Peptone from casein, pancreatic digest
• CAS Number: 91079-40-2
• EC Number: 293-428-4
• UNSPSC Code: 41106212
• NACRES: NA.85

Properties

• product name: Peptone from casein, pancreatic digest, Pancreatic digest of casein, suitable for microbiology
• biological source: bovine milk
• Quality Level: 200
• form: powder
• composition: total nitrogen (N), ≥12%
• ign. residue: ≤10%
• loss: ≤6% loss on drying
• pH: 6.8±0.5 (25 °C, 2% in H₂O)
• solubility: H₂O: 2%, clear, faintly to light yellow
• application(s): food and beverages; microbiology

Description

General description

Peptone from pancreatic digest of casein is used as a nitrogen source in culture media formulated for isolating and cultivating fastidious and non-fastidious bacteria, fungi and some protozoa. It is a refined hydrolysate with high solubility and is used as a microbiological nutrient. It is a rich source of amino acids and peptides recommended for culture media in analytical microbiology and in industrial fermentation.

Application

Peptone from casein, a pancreatic digest is recommended for laboratory media and fermentation and has been used in antibiotics, toxins, and enzyme productions.

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 1
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable
• Personal Protective Equipment: dust mask type N95 (US), Eyeshields, Gloves