Zinc sulphate COA and TDS

zinc sulphate fertilizer ,zinc sulphate animal feed grade,zinc sulphate granular,zinc sulphate from pingxiang vitalforce firm
zinc sulphate powder for agriculture use

1. CERTIFICATEOFANALYSIS
ProductNameZincSulphate monohydrate
granular2-4mm
Packing 25kg/wovenbag
Formular ZnSO4.H20 Quantity54metrictons
CASNo. 7446-19-7 BatchNo.2019VF-197
Dateofreport April,6th,2019 SpecificationHG/2934-2000
Manufacturing
Date
April,5th,2019 ExpirydateApril,4th,2021
Item Teststandard Testresult
Appearance Whitegranulewithparticlesize2-
4mm,solubleinwater,slightly
solubleinalcohol,insolublein
acetone
Complies
Assay(asZnS0
4.H20)
96%Min Complies
Zn 33%Min 33.18%
Cd 10ppmMax 0.0003%
LeadPb 10ppmMax 0.0003%
Arsenic(As) 5ppmMax 0.0002%
Storage Storeinacool,dryplace.Storeinatightlyclosedcontainer.

2. Zincsulphatemonohydrategranular
NameofProduct:Zincsulphate--ZnSO4.H20
FormulationType:Percentageofrawmaterials
Zinc(drybasis):33%
Cd10ppmmax,Pb10ppmmax,As5ppmmax
Specification:GB/T25865-2010
AppearanceWhitegranular2-4mm
TypeofPacking:20,25,1000kgbags
UsageRate:itusedasbasalfertilizer(suchascorn,wheat,cotton,rapeseed,sweet
potato,soybean,peanut,etc),generallywithzincsulfate1~2kgperacre,mixinsoil
10~15kgperacre,vegetableuse2~4kgperacre
Attention:Zincsulfatecannotbemixedwithcalciumsuperphosphate,heavycalcium
superphosphate,potassiumdihydrogenphosphateanddiammoniumphosphate
phosphorus,alkalinefertilizerorfarmyardmanuremix(e.g.,plantash),soasto
avoidzincsulfatehydrolysisoccurstoaffectcropabsorption.zincsulfateasafoliar
sprayfertilizer,theconcentrationcannotbetoohigh,soasnottocausecropzinc
poisoning.Toimprovethebenefitsofzincfertilizerisbestequippedwith
molybdenumfertilizerorureaandotherfertilizers.Itmuchdependsonyourlocalsoil
andenvironmentsituation.

3. Function:
(1)Zinccanpromotecropphotosynthesis.
(2)Zinccanparticipateinthesynthesisofauxinindoleaceticacid
(3)Zinccanpromotethesynthesisofcropprotein,EffectsofZinconthe
ReproductiveOrgansofCrops
Storage:StoreinCoolandDryPlace
ShelfLife:2years