Weiyel Reference Materials
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Reference material of total bacterial count in food
BNCC359084
Fecal coliform positive control quality control sample (Membrane membrane method)
BNCC359576
Shigella quality control sample of sludge from medical institutions
BNCC362177
Reference material of total bacterial count in food
BNCC362999
Water quality fecal coliform positive quality control samples (Paper Rapid Method)
BNCC360408
Seawater total bacterial colony count quality control sample
BNCC363183