Tryptic peptone/Tryptone

English Name: tryptone

Other name: tryptic peptone

CAS No.: 73049-73-7

Grade：BR

Total nitrogen: ≥ 14.5

Amino nitrogen: ≥ 2.5

Burning residue: ≤ 15.0%

Loss on drying: ≤ 5.0%

Phosphate precipitation: None

Alkaline precipitation: None

Tryptophan: ≥ 0.8%

Sodium chloride: ≤ 3.0%

Physicochemical properties: polypeptide peptone, which is digested by trypsin with high-quality casein as raw material, is light yellow powder and is very easy to deliquesce. Soluble in water, it becomes a light yellow transparent liquid, neutral or weakly acidic, insoluble in ethanol and ether.