Weiyel Reference Materials
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| Subculturing | Glycerol + NB(1:1) is sterilized at 121 ℃ for 15min, the mixed solution is fully mixed with Escherichia coli phage T1 stock solution at 1:1, injected into 1.5mLEP tubes, injected into each tube at 0.5mL, and stored in a refrigerator at -80 ℃. |
| Safety level | 0 |
| Application | This E. coli phage T1 quantitative standard quality control, through the cultivation of E. coli host bacteria and phage T1, the collection of phage. The phage titer and lysis efficiency were determined by double-layer agar counting method, which was mainly used for phage PhiX174 positive quality control. |
| Sharing mode | Public welfare sharing |
Quality control samples by enzyme substrate method for drinking water
BNCC360392
Bacillus subtilis black variety spore stain carrier (cloth)
BNCC362001
Shigella quality control sample of sewage from medical institutions
BNCC362175
Bacillus stearothermophilus spore suspension
BNCC360469
Seawater quality total coliform positive quality control sample (Membrane membrane method)
BNCC363182
Quality control samples of fecal coliforms in medical institutions
BNCC362170