This set delivers all of the concentrations needed to calibrate and verify the TB 350 WL Portable Turbidimeter. The standards are supplied in sealed vials, eliminating any need for preparation and ensuring safe operation.

T-CAL® Turbidity Standards are stabilized Formazin standards prepared in ready-to-use concentrations to ensure accurate turbidity measurements. All concentrations are verified to meet tight quality control specifications, are EPA compliant for reporting purposes and are guaranteed to save time.