Shigella quality control samples of sludge from medical institutions|BNCC362177 |BNCC

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Shigella quality control sample of sludge from 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, the use of sterile water or sterile saline dissolved, constant volume to 50mL. The dissolved solution is equivalent to 50g of sludge sample, the concentration range is 10 ^ 3~10 ^ 5 CFU/g, and the reference concentration value is 7.6 × 10 ^ 4 CFU/g.
Growth conditions	37 ℃;18-24h; aerobic
Storage conditions	2-8 ℃
Safety level	2
morphology	The colony diameter is 1-2mm, round, irregular edges, opaque, light yellow on the front, raised in the middle, smooth surface, bright surface, moist 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