water quality fecal coliform positive quality control sample certificate

1. Product information:

Sample name: water quality fecal coliform positive quality control sample (multi-tube fermentation method)

Sample number: BNCC 360420

sample batch: 211203

2. Product features:

3. Instructions 

Dissolve the material by 100mL of sterile water or sterile saline. Before use, the quality control sample is placed at room temperature for 30min, then opened in the biosafety cabinet, 3-4ml of sterile water is immediately added, dissolved and transferred into a sterile bottle; rinse the inner wall of the penicillin bottle with the remaining sterile water, and transfer all the solution to the former sterile bottle. It is a positive quality control material, totaling 200ml, with a concentration of 300~3000MPN/L。

4. Precautions 

1. Upon receipt, please keep it properly. if it is damaged, please contact us within 24 hours.

2. Please handle in a biosafety cabinet under sterile conditions. The material shall be used up once opened.

3. the product contains risk-3 pathogenic organisms，please do not directly touch the samples with your hands, please discard the residual samples after high temperature and high pressure sterilization.

5. Preservation and transportation 

long-term storage: -20 ℃, valid for 1 year; ship on ice bag; the shipping time should not exceed 10 days.

Henan Engineering Technology Research Center of Industrial Microbial Strain

website: www.bncc .org .cn  tel: 400-6699-833