PR1MA Casamino Acids

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PR1MA™ Casamino Acids [Casein acid hydrolysate]

Common Name: Casein acid hydrolysate
CAS Number: 91079-40-2
Solubility: Water
Storage Temperature: Room Temperature

Casein Acid Hydrolysate is a hydrochloric acid digest of casein that contains small amounts of cystine and Tryptophan. All vitamins have been eliminated by the acidification treatment. Provides a source of amino acids as nutrients for growing various organisms tolerant of high salt conditions.


Research or further manufacturing use only, not for food or drug use.

• Appearance: Homogeneous, Free Flowing Powder
• Color: Light Tan Yellow
• Amino Nitrogen: ≥ 4.0 %
• Moisture : ≤ 6.0 %
• pH: 6.0 - 7.5
• Protein: Report %
• Solution (2%): Clear Light Yellow
• Total Nitrogen: > 7.5 %
• Coliforms: < 10 cfu/g
• Standard Plate Count : < 5000 cfu/g
• Thermophile Count: Report cfu/g
• Source: Bovine