Puyer Biopharma Ltd.  

Product Name: Copper Sulfate Model NO.: inorganic fertilizer Release Type: Quick Chemical Character: Chemical Acid Infection on Soil: Physiological Neutral Appearance: Crystal Application: Vegetables, Flowers, Fruit Certification: ISO9001, GMP, ISO, CE EINECS: 215-708-7 Formula: CuSo4.5H2O CAS No.: 7758-99-8 Trademark: Puyer Transport Package: 25kg/Bag Specification: Cu 25.3%min Origin: China HS Code: 3824999990 Product Description Test ItemsSpecificationsAssay(CuSO4.5H2O)≥99.0%Copper assay(Cu)≥25.3%PH Value(50g/L,250C)2.5-5.0Iron(Fe)≤10ppmLead(pd)≤10ppmZinc (Zn)≤10ppmNickel(Ni)≤10ppmChromium(Cr)≤5ppmCalcium(Ca)≤5ppmMagnesium(Mg)≤5ppmCadmium(Cd)≤5ppmArsenic(AS)≤5ppmPotassium(k)≤5ppmChloride(Cl)≤6ppm