Stablcal® Turbidity Standard for all Turbidimeters. USEPA accepted for calibration purposes. Stablcal® Stabilized Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter. NTU Value: 200. Bottle: 500 mL. or TL23, TU52, 2100Q, 2100N, 2100AN series
| Concentration | 800 NTU |
| Platform | Solution |
| Quantity | 500 mL 500 |

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