Quality control samples of fecal coliform in sewage from medical institutions|BNCC362169 |BNCC

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Quality control samples of fecal coliforms in 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 80mL. The dissolved solution is equivalent to 80mL sewage sample, the concentration range is 100 ~ 500MPN/L, and the reference concentration value is 150MPN/L.
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
Separation substrate	clinical isolates
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