Taskon Industries Pvt. Ltd.
Zinc Sulphate Heptahydrate 50 kg bag, Taskon Industries
Sulphates

Zinc Sulphate Heptahydrate

Zinc Sulphate Heptahydrate
ZnSO₄·7H₂O
Molecular formula
ZnSO₄·7H₂O
CAS number
7446-20-0
Molecular weight
287.54 g/mol
Grade / assay
21% Zn
Standard packing
50 kg net, HDPE bag
Product family
Sulphates
ℹSafety data below is summarised from Taskon's own Material Safety Data Sheet. Request the full sheet and our team will send it to you directly.

Specification

Guaranteed analysis as declared in the product's safety data sheet (FCO basis).
ParameterStandard
Zinc (as Zn), % by weight, min21.0
Sulphate sulphur (as S), % by weight, min10.0
Matter insoluble in water, % by weight, max1.0
pH (5% solution), not less than4.0
Lead (as Pb), % by weight, max0.003
Cadmium (as Cd), % by weight, max0.0025
Arsenic (as As), % by weight, max0.01

Physical & chemical properties

Section 9 of the Material Safety Data Sheet.
Appearance
White crystalline granules / powder
Physical state
Solid
Odour
Odourless
Odour threshold
Not applicable
pH (5% solution)
4.4 – 5.6
Melting point
Loses crystallisation water at approx. 100°C; decomposes on further
Decomposition temperature
Dehydrates progressively above approx. 100°C; confirm exact onset
Initial boiling point
Not applicable (solid)
Flash point
Not applicable (non-flammable solid)
Evaporation rate
Not applicable
Flammability
Non-flammable
Upper/lower flammability limits
Not applicable
Vapour pressure
Negligible
Vapour density
Not applicable
Relative density / bulk density
True density approx. 1.97 g/cm³; bulk density approx. 1.0 – 1.3 g/cm³
Solubility in water
Highly soluble
Partition coefficient (n-octanol/water)
Not applicable (inorganic salt, fully dissociates)
Autoignition temperature
Not applicable
Viscosity
Not applicable (solid)
Explosive properties
None
Oxidizing properties
Not classified as an oxidizer

Applications

Industries and processes this grade is supplied into.
Agriculture IndustryChemical IndustryPharmaceutical IndustryWater Treatment IndustryTextile and Leather IndustryElectroplating / Surface Treatment IndustryPaper and Pulp IndustryMining / Metallurgical IndustryAnimal feedElectro PlatingConstruction

Recommended uses

Handling, storage & protection

Sections 7 and 8 of the Material Safety Data Sheet.

Handling & storage

Safe handling
Handle in well-ventilated areas; avoid generating airborne dust; do not eat, drink, or smoke while handling; wash hands thoroughly after handling
Storage conditions
Store in a cool, dry, well-ventilated area; keep container tightly closed; protect from moisture and direct sunlight
Incompatible materials
Strong oxidizing agents, strong alkalis, reactive metals
Packaging
HDPE bags or moisture-resistant packaging; protect from physical damage and water exposure
Shelf life
Stable under recommended storage conditions

Exposure controls & PPE

Exposure limits
No substance-specific OEL established. Maintain airborne dust concentrations below nuisance dust limits
Engineering controls
Local exhaust ventilation recommended; dust collection systems where necessary
Respiratory protection
NIOSH-approved dust respirator where airborne dust exceeds exposure limits
Eye protection
Chemical safety goggles and face shield (Category 1 eye hazard, goggles required, not just safety glasses)
Skin protection
Chemical-resistant gloves (PVC, nitrile, neoprene) and suitable work clothing
Foot protection
Industrial safety shoes
Hygiene measures
Wash hands after handling; remove contaminated clothing before reuse

Safety & hazard information

Summarised from Taskon's Material Safety Data Sheet, Section 2.
Signal word: Danger
DANGER

GHS classification

Hazard statements

Precautionary statements

Potential health effects

RouteEffect
InhalationDust may irritate respiratory tract; excessive exposure may cause coughing and
Skin contactProlonged contact may cause irritation
Eye contactCauses serious eye damage, severe irritation and possible corneal damage
IngestionMay cause nausea, vomiting, abdominal pain, and gastrointestinal irritation

⚠This is a summary for reference only. The complete Material Safety Data Sheet governs. before handling, transporting or storing this product.

Questions buyers ask

Zinc Sulphate Heptahydrate: frequently asked questions

What is the CAS number of Zinc Sulphate Heptahydrate?
The CAS number for Zinc Sulphate Heptahydrate is 7446-20-0. Its molecular formula is ZnSO₄·7H₂O, and its molecular weight is 287.54 g/mol.
What grade of Zinc Sulphate Heptahydrate does Taskon Industries supply?
Taskon Industries supplies Zinc Sulphate Heptahydrate at 21% Zn, as shown in the specification on this page. If your process needs a different grade or a tighter limit on any parameter, tell us the specification you have to meet and we will confirm whether we can supply against it.
What packing is Zinc Sulphate Heptahydrate supplied in?
The standard packing is 50 kg net, HDPE bag. Other packing can be discussed against a specific order; tell us the quantity and how you need it delivered.
Is a safety data sheet available for Zinc Sulphate Heptahydrate?
Yes. A summary of the GHS classification, hazard statements and handling guidance for Zinc Sulphate Heptahydrate is published on this page, and the complete signed Material Safety Data Sheet is sent with your quotation. Use the button on this page and our technical team will send it to you.
Which industries use Zinc Sulphate Heptahydrate?
Zinc Sulphate Heptahydrate is supplied into Agriculture Industry, Chemical Industry, Pharmaceutical Industry, Water Treatment Industry, Textile and Leather Industry, Electroplating / Surface Treatment Industry, Paper and Pulp Industry, Mining / Metallurgical Industry, Animal feed, Electro Plating and Construction. If your application is not listed, describe the process and we will tell you whether this grade suits it.
Where is Zinc Sulphate Heptahydrate manufactured and dispatched from?
Zinc Sulphate Heptahydrate is manufactured and dispatched by Taskon Industries Pvt. Ltd. from our works at F-32 and F-33, Gallops Industrial Park-II, Sarkhej Bavla Road, N.H. 8A, Rajoda, Changodar, Ahmedabad, Gujarat 382213, India. Our registered office is at Galaxy Signature, Science City Road, Sola, Ahmedabad 380060.
How do I get a price for Zinc Sulphate Heptahydrate?
Send us the quantity, the grade you need and the delivery location, and we will quote against them. You can reach us on WhatsApp or by email from any on this site.
Is Taskon Industries a manufacturer or a trader of Zinc Sulphate Heptahydrate?
Taskon Industries Pvt. Ltd. is a manufacturer, operating from its own works at Changodar, Ahmedabad. The company is registered under CIN U23935GJ2025PTC161154, GSTIN 24AALCT7695Q1Z6, Udyam UDYAM-GJ-01-0532039, and is recognised as a startup by DPIIT under DIPP223377.
What else does Taskon supply in the Sulphates range?
The full Sulphates range is listed on the category page linked in the breadcrumb at the top of this page. Taskon Industries manufactures 56 products across 8 families.

Not answered here? and we will reply with the specific figure for your requirement.

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