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A-1 Medium
A-1 Medium is used for the detection of fecal coliforms in drinking water, treated wastewater, seawater, and beverages.
Enzymatic Digest of Casein provides nitrogenous sources and vitamins. Lactose and Salicin are the carbohydrate sources providing energy for bacterial growth. Sodium Chloride maintains the osmotic balance. Triton X-100 is a surfactant improving nutrient uptake by the bacteria.
In compliance with regulatory requirements, a USDA permit (VS 16-3) is mandatory for shipments from Canada to the USA due to the inclusion of peptone, an animal byproduct.
A-1 Medium is used for the detection of fecal coliforms in water. This medium is formulated to hasten the recovery of Escherichia coli and to reduce the incidence of false positive tests.
This medium can be used as a single-step procedure for the detection of fecal coliforms in a variety of food and water sources. Tryptone provides nitrogen, vitamins, minerals and amino acids.
Lactose is the carbon source and, with salicin, provides energy for organism growth.
Sodium chloride maintains the osmotic balance. Triton X-100 is a surfactant.
Data sheet
- Volume
- 500g
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