Plant peptone
Dominated by lower molecular weight peptides, Wheat peptone finds applications in culture media and in fermentation where it is very clear and stable in solution.
PRINCIPLE CHEMICAL CHARACTERISTICS :
Total Nitrogen = 12 ± 1,0%
Amino Nitrogen = 2,5 ± 0,5%
Sulfuric ash ≤ 18%
Chlorides ≤ 0,5%
Total sugars < 10%
pH (solution at 5%) = 6,8
Aspect = beige powder
Stability (2% solution) = stable
Solubility in water at 5% = total
Aminogram
AMINO ACID DISTRIBUTION (mg/g):
Aspartic acid : 21
Threonine: 17
Serine: 31
Glutamic acid : 255
Proline: 130
Glycine: 24
Alanine: 19
Cysteine: 10
Valine: 27
Methionine : 24
Isoleucine: 22
Leucine 44
Tyrosine: 22
Phenylalanine: 38
Histidine: 15
Lysine: 11
Arginine: 21
Tryptophan : –
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