Good Quality Industrial Grade CAS7446-20-0 Znso4.7H2O Powder Zinc Sulfate Heptahydrate

Product Description

Product Description

 Zinc sulfate heptahydrate, with the chemical formula ZnSO4·7H2O, commonly known as zinc sulfate or zinc sulfate, is an inorganic compound. It is a white crystalline powder, soluble in water, slightly soluble in ethanol, dehydrated when heated to 200°C, and decomposed at 770°C.

Physical properties
The physical properties of zinc sulfate heptahydrate include:

Appearance: colorless to white crystalline solid
Density: 1.957 g/cm³
Melting point: 100°C
Boiling point: 500°C
Solubility: soluble in 960 g/L water at 20°C, 663.6 at 100°C g/100ml water
Stability: easily soluble in water, slightly soluble in ethanol and glycerin, weathering in dry air
Chemical properties
The chemical properties of zinc sulfate heptahydrate include:

Dehydration upon heating: lose one molecule of crystal water when heated to 200°C, lose seven molecules of crystal water when heated to 280°C, and decompose into zinc oxide and sulfur trioxide at 767°C2
Toxicity: harmful if swallowed, serious damage to eyes, highly toxic to aquatic organisms, and may have long-term adverse effects on the aquatic environment
Uses
Zinc sulfate heptahydrate has a wide range of uses, including:

Mordant: used in the textile industry to fix dyes on fibers
Wood preservative: prevent wood from decaying and being infested with insects
Papermaking industry: as a bleaching agent and enhancer
Medicine: used in medical emetics and fungicides
Agriculture: as a trace element fertilizer to promote plant growth
Preparation method
Zinc sulfate heptahydrate can be prepared by the following methods:

Waste battery preparation: peel off the zinc skin of the battery and wash it, add concentrated sulfuric acid to heat and evaporate and crystallize to obtain zinc sulfate heptahydrate2
Industrial production: prepared by pulverizing, removing iron, acidifying and other steps of zinc oxide ore (mainly composed of ZnO) 4
Zinc sulfate heptahydrate has a wide range of applications in industry and agriculture and is an important inorganic compound.

Name	Zinc Sulphate
CAS No.	7446-19-7
Other Names	Almagrerite/ Zinc Vitriol
MF	ZnSO4
EINECS No.	231-793-3
Place of Origin	China (Mainland)
Grade Standard	Agriculture Grade,Electron Grade,Industrial Grade,Medicine Grade
Purity	96%
Appearance	White Powder, White Powder
Application	Zinc Mordant,  Wood preservative,papermaking,decolorants, Medicine,  Electroplate, Electrolysis, Psticide or agriculture chemicals, making zinc salts.
Brand Name	YY
HS CODE	2833293000

Zinc Sulphate heptahydrate ZnSO4.7H2O Analisis
Test Items	Standard
Appearance	White crystal
Zn	21%Min
Pb	20ppm Max
As	5ppm Max
Cd	20ppm Max

Detailed Photos

Applications

1.Feed additives, trace elements for animals;
2.Agricultural fertilizers & fungicides;
3.Electroplating & water treatment;
4.Non-ferrous metal flotation reagents;
5.Manufacture other zinc salts.

Company Profile

 

DL Eastland is trade-based business,Main products include petroleum chemicals, organic intermediates, inorganic chemicals, organic chemicals, food additives, feed additives, pharmaceutical chemicals, agrochemicals, dyestuffs & pigments, and biochemical chemicals etc

 

Packaging & Shipping

Packing

25kg plastic woven bag, 50kg/500kg/1000kg flexible freight bag, or according to customer's demand.

 

Other products we produce

 

We are a professional Chemical production suppliers

- We are the factory that can produce the products you want.

- The quality of our products meets European and American standards.

- With our professional foreign trade team, you will be satisfied with our service.

FAQ

 

Do you have a factory?

Yes, we have factory which is specializing in manufacturing All chemicals

 

Where does your factory locate at?

Our factory is located at Dalian

 

What is your lead time?

It depends on the order quantity and the season you place the order.

 

Can I get a sample to check quality ? is there any fee for it ?

You can get our free samples, but you need to pay the freight

 

How can l confirm for proceed the bulk? What's the guarantee of product quality?

Always a pre-production sample for your approval before mass production;

Always final lnspection before ship.

 

What's your payment term ?

TrT, Western Union, MoneyGram, and Paypal,etc.This is negotiable.

 

What is the shipping method?

lt could be shipped by sea,by air or by express (EMS,UPS,DHL,TNT,FEDEX and ect).