Weiyel Reference Materials
info@weiyel.com
| 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, the reference product is placed at room temperature for 30min, fully melted, shaken and mixed, used after nucleic acid extraction, nucleic acid extraction or purification reagents need to be provided by oneself. |
| 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 uses heat inactivated strong positive reference for the evaluation of Mycobacterium smegmatis nucleic acid detection reagent for early diagnosis and quality control of infection. |
| Sharing mode | Public welfare sharing |
Quality control samples by enzyme substrate method for drinking water
BNCC360392
Mycobacterium smegmatis nucleic acid reference (Heat inactivated) (Strongly positive)
BNCC362022
Streptococcus mutans Clarke DNA lab quality control
BNCC363737
Seawater quality total coliform positive quality control sample (Membrane membrane method)
BNCC363182
Water quality fecal coliform positive quality control samples (Paper Rapid Method)
BNCC360408
Quartz powder contaminated with Bacillus atrophicus 9372
BNCC362553