Standard quality control sample for total bacterial count in drinking water (enzyme substrate method)|377601 |BNCC

Essential Information Related Products

Quality control samples by enzyme substrate method for drinking water

Growth conditions	37 ℃, aerobic; Cultivation time of 48 hours;
Subculture procedure	sample needs to be dissolved in a total of 30mL sterile water or sterile physiological saline. Before use, place the quality control sample at room temperature for 30 minutes, then open it in a biosafety cabinet and immediately add 3-4 mL of sterile water. Dissolve it and aspirate it into a sterile bottle. Repeat the washing of the remaining sterile water on the inner wall of the penicillin bottle and transfer it all to the above-mentioned sterile bottle, totaling 30 mL. Shake and mix well to obtain the original solution of the standard sample.
Storage conditions	-20 ℃, refrigerated in the dark; Ice pack transportation
Sharing mode	Public welfare sharing