We have in this line above 12 years.The output of piperonyl butoxide is 500mt . Product name Piperonyl butoxideS/C noQuantityLot no. YP008Packing in 200kg steel drumsManufacturer Nanchang Yang Pu Natural Essence & Spice Co., LtdInspection date : 8 th Nov ,2008Manufacture date 21th sep.,2008-9Validity of the piperonyl butoxide years be stored in windy price Item standard Test Results Appearance ...