USEPA accepted for calibration purposes. StablCal® Stabilized Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter. Kit includes 500 mL bottles of <0.1, 20, 200, 1000 and 4000 NTU standards.
- Precise, Pre-mixed Formazin Solutions
- Based on Formazin Primary Standards
- Enhanced Stability Saves Time and Labor
- Confidence in results
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