Bacteriological peptone is the product of an enzymatic digestion (by trypsin and pepsin) of animal tissues, and as such composed of a mixture of amino acids, including essential amino acids, and low molecular weight peptides
Bacteriological peptone is the product of an enzymatic digestion (by trypsin and pepsin) of animal tissues, and as such composed of a mixture of amino acids, including essential amino acids, and low molecular weight peptides. It is widely used as a supplement for microbiological culture media, as it serves as a nutritious hydrolysate.
Quantity: 500g
Appearance: Clear beige powder.
Storage: 2ºC – 25ºC. When not in use, keep container closed to avoid hydration.
Typical composition of amino acids (g/100g)
Alanine: 7.95
Arginine: 7.21
Aspartic Acid: 6.42
Cystine: 0.14
Glutamic acid: 9.93
Glycine: 20.71
Histidine: 0.93
Isoleucine: 1.41
Leucine: 3.02
Lysine: 3.69
Methionine: 0.92
Phenylalanine: 1.94
Proline: 11.71
Serine: 3.51
Threonine: 1.90
Tryptophan: 0.09
Tyrosine: 0.75
Valine: 2.40
Chemical Characteristics:
Amino Nitrogen: min: 2.7%
Total Nitrogen: min:10%
Loss on drying: max 6%
Ash content: max 15%
Reducing Sugars: negative
Undigested Protein: negative
Proteoses: negative
Nitrites: negative
Tryptophan: negative
pH (2%): 7.0±0.5
| GCM22.0500 | Bacteriological Peptone | 500g |
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