Plant peptone
a principal component in culture media in light of its high content of carbohydrates, vitamins, growth factors and amino acids. It promotes growth of a wide variety of microorganisms, including yeasts and molds.
PRINCIPLE CHEMICAL CHARACTERISTICS :
Aspect = light beige powder
Odor = characteristic
Sulfuric ash < 17%
Stability (2% solution) = stable
Total Nitrogen : 9,5 – 12,0%
Amino Nitrogen : 4,5 – 7,5%
Loss on Drying < 6,0%
pH (2% in solution) = 7,0 ± 0,5
Aminogram
AMINO ACID DISTRIBUTION (mg/g):
Aspartic acid : 67
Threonine: 20
Serine: 17
Glutamic acid : 124
Proline: 9
Glycine : 11
Alanine: 78
Cysteine : 12
Methionine : 7
Isoleucine: 22
Leucine: 38
Tyrosine: 14
Phenylalanine: 25
Histidine: 5
Lysine: 18
Arginine: 32
Tryptophan: –
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