Weiyel Reference Materials
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Fecal coliform negative control sample (Membrane membrane method)
BNCC359577
Bacillus stearothermophilus spore suspension
BNCC360469
BNCC362179
Standard quality control samples of heat-resistant coliform bacteria in drinking water (multi-tube fermentation method)
BNCC360414
Salmonella (SPP) nucleic acid detection kit (Fluorescent PCR method)
BNCC361345
Shigella quality control sample of sludge from medical institutions
BNCC362177