Calibration kit, Stablcal turbidity standards, 2100N / N IS turbidimeter, 500 mL bottles

Product #: 2662100
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Five ready to use, stabilised Formazine Primary standard solutions in bottles. Kit includes 500 mL of each: <0.1 NTU, 20 NTU, 200 NTU, 1000 NTU, 4000 NTU.