Turbidity Calibration Standard, Concentration 100 NTU, CAS Number Not Applicable, Chemical Formula Not Applicable, Chemical Grade Lab, Chemical Family Type Reagent, Calibration Certificate No, Shelf Life 2 yr, Shipping Restrictions Not Applicable, Standards EPA Compliant, Special Information For Turbidity, Use with LaMotte 2020WI Portable Turbidity Meter. This item has been restricted from sale in the following state (s): []