125mL T-CAL TURBIDITY STANDARD 20 NTU - 48012312

Tintometer Inc - T-CAL® TURBIDITY STANDARD, 20 NTU. Lovibond® T-CAL® Turbidity Standards are stablized Formazin standards prepared in ready-to-use concentrations without the need for dilutions. US EPA accepted for calibration purposes. Can be used in any