Stablcal turbidity standards, 2100P portable

Four ready to use, stabilised Formazine Primary standard solutions in bottles. Kit includes 500 mL of each: <0.1 NTU, 20 NTU, 100 NTU, 800 NTU . Stablcal Calibration Standards Kit, for 2100P Portable Turbidimeter. USEPA accepted for calibration purposes. Stablcal Stabilised Formazin Turbidity Standards are true Formazin dilutions developed for use in any turbidimeter. Kit includes 500 mL bottles of <0.1, 20, 100 and 800 NTU standard. Precise, Pre-mixed Formazin Solutions Based on Formazin Primary Standards Enhanced Stability Saves Time and Labor Confidence in results