锌硫酸也超高(全是营养品)

We are a Zinc Sulfate Heptahydrate factory of long standing and high reputation in China, which is Jinzhou City ChangSheng Chemical Co., Ltd.The following are the specifications of Zinc Sulfate Heptahydrate for your reference: 1 Specification: Zinc Sulfate Heptahydrate (Excellence in goods) ZnSO4·7H2o ≥---------------------------------------------98 Zn% ≥-------------------------------------------------------22.51 Cl% ≤-------------------------------------------------------0.020 Pb% ≤-------------------------------------------------------0.001 Fe% ≤-------------------------------------------------------0.003 Mn% ≤------------------------------------------------------0.005 Cd% ≤-------------------------------------------------------0.001 insolubl materi%≤-----------------------------------------0.02 Specification: Zinc Sulfate Heptahydrate (First-class goods) 2 ZnSO4·7H2o ≥---------------------------------------------96 Zn% ≥-------------------------------------------------------22.06 Cl% ≤-------------------------------------------------------0.6 Pb% ≤-------------------------------------------------------0.010 Fe% ≤-------------------------------------------------------0.020 Mn% ≤------------------------------------------------------0.10 Cd% ≤-------------------------------------------------------0.010 insolubl materi%≤-----------------------------------------0.050 3 Specification: Zinc Sulfate Heptahydrate (Conforming) ZnSO4·7H2o ≥---------------------------------------------92 Zn% ≥-------------------------------------------------------20.92 Pb% ≤-------------------------------------------------------0.010 Fe% ≤-------------------------------------------------------0.060 Insolubl materi%≤-----------------------------------------0.1 Should our Zinc Sulfate Heptahydrate be of interest to you, please let us know, I will be very pleased to give you the reasonable quotation upon received of your detailed requirements.