DPD F5, Concentration 0.02 - 10 mg/L, CAS Number Not Applicable, Molecular Weight Not Applicable, Chemical Formula Not Applicable, APHA Not Applicable, Chemical Grade Lab, Chemical Family Type Reagent, Calibration Certificate No, Shelf Life Not Applicable, Shipping Restrictions Not Applicable, Standards Not Applicable, Special Information For Determination of Free Chlorine, Package Quantity 100. This item has been restricted from sale in the following state (s): []