Stablcal® Standards Calibration Kit, for 2100A Laboratory Turbidimeter. USEPA accepted for calibration purposes. Stablcal® Stabilized Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter. Kit includes Sealed Vials – 1.0, 10, 100 and 1000 NTU
| Concentration | 1.0, 10, 100, 1000 NTU |
| Quantity | Set of 4 |

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