All Apex growth media components, including agar, tryptone, yeast extract and peptone are bacteriological and tissue culture grade for maximum efficiency. All products are lot certified to assure consistent results. Apex BioResearch Products chemicals and reagents are manufactured under the industry's most stringent quality control procedures to assure lot-to-lot consistency for reproducible results in your laboratory. Apex products are becoming the standard for the most demanding molecular biologists.

Apex Tryptone (Casein Peptone Type I) is a pancreatic digest of casein containing all the amino acids found in casein as well as larger peptide fractions. It is an excellent nutrient for use in culture media for producing antibiotics, toxins, enzymes and other biological products. This product is widely used in the pharmaceutical and veterinary industries and in diagnostic culture media. Typical Analysis: Amino Nitrogen (%) 3.9-4.2, Total Nitrogen (%) 10-13.3, pH (2% solution) 6.5 – 7.5, Ash (%) 6.0.