Dear Sir: Greeting We are a big manufactuer of polyaluminnium chloride, our outputs is 200,000MT per year and we export more than 100,000MT to all over the world. Our SPEC as follow: Pb% â¤0.03 As% â¤0.0005 Cd% â¤0.0006 Fe% â¤0.0003 Al2O3 â¥30% Basicity 60-90 PH (1% Water Solution) 3.5-5.0 Water insolvable â¤0.5-1.0 Packing: 25KG bag for solid, PAC plastic film inside, woven poly bag outside. Stock in room, aerated, shady and be away from damp. If you have inquire of PAC or you are interested in our company, Please feel free to contact us. For more information you can send an e-mail to me my e-mail is :liyu200 live.comWe are sorry for any disturbance. Thank you and Best Regards Frank