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70171

Millipore

Peptone from casein, acid digest

suitable for microbiology

Synonym(s):

Peptone from casein

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About This Item

CAS Number:
91079-40-2
UNSPSC Code:
41106212
eCl@ss:
42040102
NACRES:
NA.74

biological source

bovine milk

Quality Level

200

form

powder

composition

amino-nitrogen, ≥4%
total nitrogen (N), ≥7%

impurities

≤45% chloride (NaCl)

loss

≤6% loss on drying

pH

5.5±1.0 (25 °C, 2% in H2O)

solubility

H2O: 2%, clear, faintly to slightly yellow

application(s)

food and beverages
microbiology

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Application

This peptone from casein is a protein hydrolysate prepared with hydrochloric acid followed by neutralization with sodium hydroxide. The high availability of amino acids in their native form is advantageous in many culture media formulations. It is compatible for use in applications where salt tolerant organisms are used.

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

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Certificates of Analysis (COA)

Lot/Batch Number
BCCL8696
BCCL0842
BCCG7736
BCCG7735
BCCB5189

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Articles

Base Ingredients of Microbiology Media

Culture media provides a habitat with suitable nutrients, energy sources, and certain environmental conditions for the growth of microorganisms. The components of the culture media range from simple sugars to peptones, salts, antibiotics, and complex indicators.

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