Cattle serum is a clear liquid from straw-yellow to reddish-orange color, it is native serum derived from the blood of the heart of cows up to three years old, by coagulation, centrifugation and sterilizing filtration through a membrane filter system. May contain or not contain preservatives. During storage, slight opalescence and a slight flocculent deposit, which breaks when shaken, are allowed to appear. Transparency (unit of optical density) - no more than 0.45; pH - from 7.4 to 8.2; protein, (g / l) - from 60.0 to 80.0; hemoglobin, (g / l) - not more than 0.8; sterile; specific activity - the serum should not prevent the detection of toxigenic strains of Corynebacterium diphtheriae mitis with the formation of nonspecific precipitation bands, is used as an additive in microbiological nutrient media; storage and transportation - in the dark at a temperature of -10 ° C to -20 ° C. Shelf life - 2 years at -20 ° С, 1 year - at temperature from + 2 ° С to + 8 ° С.
A component of nutrient media that stimulates the growth of human and animal cell cultures, for the production of medical immunobiological preparations, as an additive in microbiological nutrient media. It is used to detect toxigenic strains of Corynebacterium diphtheriae mitis with the formation of nonspecific precipitation bands. For use in medical, sanatorium-preventive and research institutions
Delivery time: 5 days
The information is actual: 04.06.2018
Whey cattle serum, 100 ml
- Brands Микроген
- Product Code: 1 флакон
- Availability: 2-3 Days