Quick view View Item WS, Diquat/Endothall/Glyphosate/Paraquat – Blind/External #QCO-097B WS – Diquat/Endothall/Glyphosate/Paraquat – Blind/External #QCO-097B A 5 mL concentrate for determination of analytes listed below. Sample derived from our accredited PT studies and useful for method validations and analyst DOCs... Weight: 0.50 LBS View Item Quick view Qty in Cart: 0 Price: Subtotal: