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SPEX CERTIPREP LLC 3P Turbidity QC Check Standards 5 NTU, 500 mL
Supplier: SPEX CERTIPREP LLC 3P QCI156
(NSI by Zeptometrix) A formazin based CRM available as a 500mL bottle or as a case of 4 x 500mL bottles. Stable and ready to use as received. Do not freeze.
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