Weiyel Reference Materials
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| Subculture | Nutritional gravy medium (English name: NA/NB): beef paste 3.0g, peptone 10.0g,NaCl 5.0g, agar 20.0g (not included in liquid medium), distilled water 1.0L,pH 7.0. Sterilization at 121 ℃ for 15min. [Note] Adding 5 mgMnSO4 · H2O to culture Bacillus is beneficial to produce spores. |
| Subculturing | Before use, balance the reference at room temperature for 30min and thaw. Equilibrium to room temperature, vortex oscillation and mixing, according to the nucleic acid extraction reagent instructions to extract nucleic acid after use, nucleic acid extraction or purification reagents need to be self-provided. |
| Growth conditions | 37 ℃;18-24h; Aerobic; |
| Storage conditions | -80 ℃ |
| Safety level | 1 |
| Application | Accurate and rapid identification of pathogenic bacteria can effectively improve the pertinence and effectiveness of clinical treatment. This product is an E. coli nucleic acid detection reagent evaluation with heat inactivation strong positive reference material, in order to be used for early diagnosis and quality control of infection. |
| Sharing mode | Public welfare sharing |
Water Quality Total Coliform Standard Quality Control Sample (Paper Rapid Method)
BNCC360407
Quality control sample of total bacterial count in drinking water
BNCC360334
Reference material of escherichia coli count in food
BNCC359092
Clostridium sporogenes spore suspension
BNCC362134
Seawater quality fecal coliform positive quality control sample (Membrane membrane method)
BNCC363181
Bacillus coagulans spore suspension
BNCC361969