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ITEM #: 15555541 Instrument specific kits and standards ensure maximum accuracy Safe, non-toxic formulations are traceable to Formazin Two year shelf life ProCal Primary Turbidity Standards are formulated to provide instrument-specific accuracy with a safe, non toxic formulation, and offer improvements in stability over polymer and formazin alternatives, two-year shelf life. U.S. EPA-approved to meet NPDES and NPDWR compliance reporting requirements. One 500-mL bottle of each (5 total) This listing is for Pkg of...
ITEM #: 15555541 Instrument specific kits and standards ensure maximum accuracy Safe, non-toxic formulations are traceable to Formazin Two year shelf life ProCal Primary Turbidity Standards are formulated to provide instrument-specific accuracy with a safe, non toxic formulation, and offer improvements in stability over polymer and formazin alternatives, two-year shelf life. U.S. EPA-approved to meet NPDES and NPDWR compliance reporting requirements. One 500-mL bottle of each (5 total) This listing is for Pkg of 1.