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ITEM#: 2259-R7540 PK
MFR#: R-7540 PK
CHEMetrics CHEMets Dissolved Oxygen Test Kit Refill, Range: 0 to 40 ppb and 0 to 100 ppb, Test Method: Rhodazine D, Analytes: Dissolved Oxygen (DO), For Use With: C-7540 comparators, Includes: 30 self-filling CHEMets ampoules to refill kits