Hach Formazin Turbidity Standard, 4000 NTU, 500 mL, 246149By Hach $138.00 | EA Quantity discounts available QuantityPrice Product #: 700884Mfr. Part #: 246149 This item is in stock Quantity -+ Add to Cart Free Ground Shipping On All Orders Over $1500!*Terms and Conditions Apply* Details Description Hach Formazin Turbidity Standard, 4000 NTU, 500 mL, 246149 Product Specifications Storage Conditions... DetailsBackDescriptionHach Formazin Turbidity Standard, 4000 NTU, 500 mL, 246149Product SpecificationsStorage ConditionsStore in a cool, dark place, away from direct sunlightConcentrations4000 NTUParametersTurbidity California residents see Prop 65 WARNINGS