ausamics

Peptone from Casein Tryptone

For preparation of microbial culture media, especially for fastidious bacteria, moulds, and bacterial vaccine production.

Cat. Number: AS-1006

For ordering and getting more information about product details, please contact us.

Casein, the predominant protein found in milk, serves as a fundamental component in various applications. Through enzymatic hydrolysis, casein yields valuable products like peptone, particularly in the form of Tryptone.

Tryptone, a derivative of casein, boasts a rich composition of free amino acids, with a notable abundance of tryptophan. This amino acid profile makes Tryptone a valuable ingredient in numerous biochemical and microbiological processes.

One distinguishing characteristic of Tryptone is its absence of detectable carbohydrates, distinguishing it as a pure protein source. This attribute makes Tryptone particularly useful in applications where carbohydrate interference is undesirable, such as in certain fermentation reactions or microbiological assays.

Moreover, the versatility of Tryptone extends its utility across various industries, including pharmaceuticals, biotechnology, and food production. Its unique properties make it an indispensable component in numerous research and industrial processes, facilitating the growth and development of microorganisms and serving as a valuable nutrient source.

Shelf life and storage

Store Peptone from Casein, Tryptone between 10-30 °C in a ventilated and low humidity place and protected from light. Close the container tightly after use. Use before expiry date.

Note that this product is for R&D use only. DO NOT USE for drug, household, or any other uses.

Quality Control

Typical analysis

Powder appearanceBeige, free flowing
SolubilityFreely soluble in water, not soluble in alcohol
1% solution appearanceclear
pH (10% in water)6.3 – 7.3

 

Chemical analysis

Total nitrogen≥11
Sodium chloride≤5
Amino nitrogen≥4
Moisture≤11

 

Amino acid composition (mg/g)

Aspartic acid54
Threonine32
Serine41
Glutamic acid167
Proline81
Glycine15
Alanine24
Cysteine2
Valine50
Methionine17
Isoleucine40
Leucine70
Tyrosine30
Phenylalanine39
Histidine21
Lysine60
Arginine28
Tryptophan10

 

Microbial Quality Control

Cultural response after 18-48 hours incubation at 35-37 °C on Soybean Casein Digest Medium (AS-1370) prepared by Tryptone as a component.

StrainATCCGrowth
Escherichia coli25922Luxuriant
Salmonella typhi6539Luxuriant
Staphylococcus aureus25923Luxuriant
Enterococcus faecalis11700Luxuriant
Klebsiella pneumoniae13883Luxuriant

Documents

Technical Data Sheet

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