Quality control samples of fecal coliform bacteria in seawater (multi-tube fermentation method)|BNCC363179 |BNCC

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Serwater fecal coliform positive control quality control sample (Multi-tube fermentation method)

Subculture procedure	The sample requires a total of 100 mL of sterile water or sterile normal saline to dissolve. Before use, the quality control sample is placed at room temperature for 30 min, then opened in the biological safety cabinet, 3-4 mL of sterile water is immediately added, dissolved and sucked out into a sterile bottle, the remaining sterile water is repeatedly washed into the inner wall of the Xilin bottle, and all of it is transferred to the above-mentioned sterile bottle, which is the quality control sample suspension with a total concentration of 100 mL and a concentration of 800-8000 MPN/L.
Storage conditions	-20 ℃
Safety level	0
application	It is applicable to the detection, quality control and personnel assessment of marine fecal coliforms in the standard of "GB 17378.7-2007 Marine Monitoring Specification Part 7: Ecological Investigation and Biological Monitoring of Offshore Pollution.
Sharing mode	Public welfare sharing