Beef extract is a tan or dark brown powder obtained from fresh beef which is fat-eliminated, digested, filtered, concentrated and dried. It is rich in creatine, creatinine, peptides, amino acids, nucleotides, organic acids, minerals and vitamins water-soluble substances, etc. In addition, it contains more methionine, more vitamins and other growth factors needed for bacterial growth.
2. Quality Standards
1) Sensory Index
Items Requirements
Morphology Powder, no caking
Color Light yellow powder
Odor Endemic taste and odor of product, no other peculiar smell
Impurity No normal visible extraneous impurity
2) Physicochemical
Item Reagent grade
Total nitrogen (on DM) % ≥14.0
Amino nitrogen (on DM) % ≥2.5%
Ash (on DM) % ≤13%
Moisture % ≤6.0%
PH (2% solution) 4.5-7.0
Solubility (2% solution) Pellucid
Note: The physicochemical index is general specification but we can customize product according to the requirements of customer.