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Hach Company Phosphorus (Total) TNT Reagent Set, Low Range
For determination of Total Phosphorus by the PhosVer 3 Ascorbic Acid method with Acid Persulfate Digestion. EPA CompliantHach Method 8190. Range: 0.06 - 3.50 mg/L PO4.Test 'N Tube™ Reagent Set contains reagents for sample digestion and photometric analyses. Up to 50 tests.
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Sigma Aldrich Fine Chemicals Biosciences TOTL PHENOLIC 1000MG CALB STND
NC3865534 TOTL PHENOLIC 1000MG CALB STND
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