CTL Scientific VISOCOLOR Powder Pillows pH reagent set for photometric determination measuring range: pH 6.2-8.2 100 determinations - pack of 100 powder pillows - Hazardous : N footwear 75" Safety Cuff - per Easy to Use We UB-18-1000 Size:MED
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CTL Scientific VISOCOLOR Powder Pillows pH reagent set for photometric determination measuring range: pH 6.2 8.2 100 determinations pack of 100 powder pillows Hazardous : N footwear 75" Safety Cuff per Easy to Use We UB 18 1000 Size:MED 75" Safety Cuff per dozen The design allows ducting to collapse into a built in canister for easy storage