It is used in Antibiotic Assay Media owing to its outstanding clarity in solution and is also used in media for commercial antibiotic production media.
Casein Enzyme Hydrolysate, Type II is carefully manufactured under controlled conditions of enzyme hydrolysis using high quality lactose free casein and is equivalent to Casitone and is specially used in Antibiotic Assay Media. It is exceptionally light in color as compared to other Casein Hydrolysates and forms a very light colored solution which is extremely clear,rendering it ideal in culture media wherein microbial growth is determined by optical means. Also it is a very rich source of Amino Nitrogen.
Appearance
Off white to light yellow Homogenous Free flowing powder, having Characteristic odour but not putrescent.
Solubility
Freely soluble in distilled/purified water, insoluble in alcohol and ether.
Clarity
1% w/v aqueous solution is clear without any haziness after autoclaving at 15 lbs pressure (121ºC) for 15 minutes.
Reaction
Reaction of 2% w/v aqueous solution at 25ºC.
Storage and Shelf Life
Store below 30°C. Use before expiry date on the label.