Quality control samples of fecal coliform from sludge of medical institutions|BNCC362172 |BNCC

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Quality control sample of coliform bacteria in sludge feces of medical institutions

Culture medium	Peptone: 10.0, beef powder: 3.0, sodium chloride: 5.0, agar: 15.0,pH: 7.3±0.1(25 ℃)
Subculture procedure	This product is a white powder, using sterile water or sterile saline to dissolve, constant volume to 25mL. The dissolved solution is equivalent to 25g of sludge sample, the concentration range is ≤ 100MPN/g, and the reference concentration value is 13MPN/g.
Growth conditions	37 ℃, aerobic, 18-24h
Storage conditions	-80 ℃
Safety level	1
morphology	The colony is 1-2mm in diameter, round, with neat edges, opaque, yellow on the front, yellow on the back, raised in the middle, bright on the surface, smooth on the surface, moist in texture, easy to provoke, G-(red), bacilli, purity: pure
application	It is applicable to GB 18466-2005 "Discharge Standard of Water Pollutants in Medical Institutions" and MPN method for detection of fecal coliform bacteria.
Sharing mode	Public welfare sharing