Meat Extract Powder
Catalog Number: AS-1005
CAS Number: 68990-09-0
Meat extract is made of animal tissues without any fat content. Meat extract powder is a nutrient source recommended for maximum growth of fastidious microorganisms such as anaerobes.
Several vital elements necessary for bacterial growth are present in it, such as free amino acids, which serve as the building blocks of proteins and which bacteria may directly absorb.
Short amino acid chains, or short peptide fragments, can also serve as a source of nitrogen for certain bacteria.
nucleotide molecules which are necessary for many biological functions, such as the creation of RNA and DNA.
vitamins, particularly B vitamins, which are critical for bacterial metabolism, can be found in meat extract.
Meat extract might also include growth factors or other tracecomponents that can help support bacterial growth.
Shelf life and storage
Store meat extract powder between 10-30 °C in a ventilated and low humidity place and protected from light. Close the container tightly after use. Use before expiry date.
Note that this product is for R&D use only. DO NOT USE for drug, household, or any other uses.
Meat Extract Powder
Typical analysis
Powder appearance Light yellow to brownish yellow Solubility Freely soluble in water, insoluble in alcohol 1% solution appearance Clear pH (2% in water) 5.9 – 6.9 Chemical analysis
Total nitrogen ≥11.5 Sodium chloride ≤6 Amino nitrogen ≥3.2 moisture ≤5 Amino acid composition (mg/g)
Aspartic acid 82 Threonine 31 Serine 29 Glutamic acid 96 Proline 41 Glycine 72 Alanine 54 Cysteine – Valine 49 Methionine 8 Isoleucine 31 Leucine 60 Tyrosine 12 Phenylalanine 38 Histidine 20 Microbial Quality Control Cultural response after 18-24 hours incubation at 35-37 °C on Peptone Agar (AS-1318) prepared by Meat extract as a component.
Strain ATCC Growth Bacillus subtilis 6633 Luxuriant Staphylococcus aureus 25923 Luxuriant Enterococcus faecalis 29212 Luxuriant Pseudomonas aeruginosa 27853 Luxuriant