Coliform count quality control sample certificate

1. Product information:

Sample name: Coliform count quality control sample (MPN count method)

Sample number: 360591

Sample batch: 220105

2. Product features:

3. Instructions

The samples require a total of 100mL of sterile water or sterile saline to dissolve. Before use, place the quality control sample at room temperature for 20 minutes, then open it in a biological safety cabinet, immediately add 3-4 mL of sterile water, dissolve it, suck it out and put it into a sterile bottle, and repeatedly wash the inner wall of the vial with the remaining sterile water. Transfer to the above sterile bottle, which is the standard quality control sample, a total of 100mL, and the concentration is 10~100MPN/mL.

4. Notes:

1. After receiving the goods, please keep them properly. If there is any damage, please contact the center within 24 hours after receipt.

2. Please operate in a sterile environment and in a biological safety cabinet. After opening, you must use it all at once.

3. This product contains pathogenic microorganisms. Please do not directly touch the samples in the bottle with your hands. After use, please sterilize the residual samples at high temperature and high pressure and discard them.

5.Storage and transport:

long-term storage: -20 ℃, valid for 1 year; Transportation conditions: ice bag transportation, the time should not exceed 10days.

Henan Engineering Technology Research Center of Industrial Microbial Strain

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