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Zinc Sulphate Heptahydrate

Quick Specifications

Product Name	ZINC SULPHATE HEPTAHYDRATE
Remarks	Our material confirms to the below specification
CAS No.	7446-20-0
Expiry Date	2 years from manufacturing date
Chemical Formula	ZnSO4·7H2O
M.W.	287.53 g/mol
HS Code	28332990

Product Description

Our Sodium Hydroxide (Caustic Soda Flakes) is a high-purity, industrial-grade alkali used extensively across multiple industries. Manufactured under strict quality control parameters, our caustic soda meets international standards and specifications.

Also known as lye or caustic soda, sodium hydroxide is a highly versatile chemical with a wide range of industrial applications. It is a white, solid, highly caustic metallic base and alkali salt. We supply caustic soda in flake form, which is preferred for ease of handling and dissolution.

Every batch undergoes rigorous quality testing in certified laboratories to ensure consistency and compliance with specifications. We provide complete documentation including Certificate of Analysis (COA), Material Safety Data Sheet (MSDS), and Technical Data Sheet (TDS) with every shipment.

Technical Specifications

Parameter	Specification	Test Method
NaOH Content	98.0% min	Titration (ASTM E291)
Na₂CO₃ (Sodium Carbonate)	0.5% max	Titration
NaCl (Sodium Chloride)	0.03% max	Titration
Fe₂O₃ (Iron Oxide)	0.004% max	Colorimetry
Appearance	White Flakes	Visual inspection
Molecular Weight	40.00 g/mol	-
Melting Point	318°C (604°F)	DSC
Solubility in Water	111 g/100 mL (20°C)	-

Industrial Applications

🏭 Pulp & Paper Industry

Used in pulping and bleaching processes. Essential for kraft process in paper manufacturing. Helps in delignification of wood chips.

👔 Textile Industry

Mercerization of cotton fabrics for improved strength and luster. Used in dyeing and finishing processes. pH adjustment in textile processing.

⚗️ Chemical Manufacturing

Production of various organic and inorganic chemicals. Used in synthesis of sodium salts, detergents, and soaps. pH neutralization agent.

💧 Water Treatment

pH adjustment in water and wastewater treatment plants. Neutralization of acidic effluents. Precipitation of heavy metals.

🧼 Soap & Detergents

Saponification process in soap manufacturing. Production of liquid detergents and cleaning agents. Essential raw material for household cleaners.

🍔 Food Processing

Food grade caustic soda used in food processing (separate specification). Peeling of fruits and vegetables. Processing of cocoa and chocolate.

⛽ Petroleum Refining

Refining of petroleum products. Removal of sulfur compounds. Production of sodium phenolate.

🏗️ Construction & Building

Aluminum processing and anodizing. Cleaning and degreasing metal surfaces. Concrete admixtures.

Packaging & Storage

Packaging Options

Standard Packing: 25kg HDPE bags with PE liner
Bulk Packing: 50kg HDPE bags with PE liner
Jumbo Bags: 500kg/1000kg FIBC bags (on request)
Container Load: 27 MT per 20′ FCL without pallets
Container Load: 25 MT per 20′ FCL with pallets

Storage Guidelines

Store in cool, dry, well-ventilated area away from moisture
Keep containers tightly closed when not in use
Store away from incompatible materials (acids, metals, organic materials)
Avoid exposure to atmospheric moisture as it is hygroscopic
Storage temperature: Ambient (15-25°C recommended)
Keep away from direct sunlight and heat sources
Follow proper stacking procedures to prevent damage

Shelf Life

12 months from date of manufacturing when stored under recommended conditions in original, unopened packaging.

Safety Information & Handling

⚠️ WARNING: Highly Corrosive Material

Sodium Hydroxide is a highly corrosive substance. Proper safety precautions must be followed during handling, storage, and use. Always refer to the complete MSDS before handling.

Personal Protection Equipment (PPE)

Eye Protection: Chemical safety goggles or face shield (mandatory)
Hand Protection: Chemical-resistant gloves (rubber, neoprene, or PVC)
Body Protection: Chemical-resistant apron or full protective suit
Respiratory Protection: Use in well-ventilated areas; respirator if required
Footwear: Chemical-resistant safety boots

First Aid Measures

Eye Contact: Immediately flush with plenty of water for at least 15 minutes. Seek medical attention immediately.
Skin Contact: Remove contaminated clothing. Wash affected area with plenty of water and soap. Seek medical attention if irritation persists.
Inhalation: Move to fresh air immediately. If breathing is difficult, give oxygen. Seek medical attention.
Ingestion: Do NOT induce vomiting. Rinse mouth with water. Give water or milk to drink. Seek immediate medical attention.

Fire Fighting Measures

Non-combustible. However, contact with water generates heat and may cause spattering. Use dry chemical, CO₂, or water spray to fight fires involving caustic soda. Wear full protective equipment including self-contained breathing apparatus.

Spill & Leak Procedures

Evacuate area and ventilate thoroughly
Wear appropriate PPE before cleanup
Contain spill to prevent environmental contamination
Neutralize with dilute acid (under professional supervision)
Collect material and place in appropriate disposal containers
Flush area with water after cleanup

For complete safety information, please download and refer to the Material Safety Data Sheet (MSDS)

Product Description

Zinc Sulphate Heptahydrate is a white, free-flowing crystalline inorganic compound with excellent water solubility. It is a reliable source of zinc used in industrial, agricultural, and chemical applications. The product is manufactured under strict quality control to ensure consistent purity and performance. It is supplied in securely packed bags to maintain quality during storage and transportation.

Technical Specifications

Parameter	Specification	Test Method
Appearance	Super White Crystalline Powder	Super White Crystalline Powder
Screen Analysis	Uniform (20 mesh)	Uniform (20 mesh)
Solubility	Miscible	99.82%
Zinc, Zn	21%	21.25%
Cadmium	Below 100 ppm	98 ppm
Arsenic	Below 25 ppm	15 ppm
Lead, Pb	Below 100 ppm	85 ppm
Mercury, Hg	Below 10 ppm	05 ppm
Iron	Below 30 ppm	28 ppm
pH	3.0 - 6.0	3.10

Industrial Applications

Manufacturing of fertilizers and micronutrient formulations.

Raw material for animal feed and veterinary mineral supplements.

Used in electroplating, metal treatment, and galvanizing processes.

Production of rayon, pigments, dyes, and other zinc-based chemicals.

Water treatment and wastewater purification applications.

Chemical reagent for laboratories and industrial processing.

Textile, leather, and paper processing industries.

General industrial applications requiring a high-purity source of zinc

Packaging & Storage

Packing

50 kg Plastic bags with inner liner
25 Kg Plastic bags with inner liner

Storage & Handling

Store in a cool, dry and well-ventilated area.
Protect from moisture, direct sunlight and excessive heat.
Keep containers tightly closed when not in use.
Use appropriate PPE (gloves, safety goggles and dust mask).
Avoid generating dust during handling.
Keep away from strong alkalis and oxidizing agents.

Safety Information & Handling

Chemical Product and Company Identification

MSDS Name	ZINC SULPHATE HEPTAHYDRATE
Chemical Name	Zinc Sulphate Heptahydrate
Synonyms	ZnSO4.7H2O, “white vitriol”, Bonazen, “zinc vitriol”, “sulfuric acid, zinc salt dried”, “zinc sulfate (CAS RN: 7733-02-0)”, “sulphuric acid, zinc salt (1:1), monohydrate ZnSO4.H2O”, “zinc sulfate heptahydrate (CAS RN: 7446-20-0)”, “zinc sulfate hexahydrate (CAS RN:”, 13986-24-8),
Chemical Formula	ZnSO₄·7H₂O
Molecular Weight	287.53 g/mol
CAS No	7446-20-0
UN No	UN 3077
Hazchem Code	2Z
ERG No	171
EAC	2Z
Company Identification	The BTTCO Overseas 6, Ashirvad Complex, Nr. Sardar Patel Seva Samaj Hall, Navrangpura, Ahmedabad – 380009
Telephone Number	+91-94265 96891
Contact Person	Mr. Dinesh Lunkad

First Aid Measures

Eye Contact	If this product comes in contact with the eyes: Immediately hold eyelids apart and flush the eye continuously with running water. Ensure complete irrigation of the eye by keeping eyelids apart and away from eye and moving the eyelids by occasionally lifting the upper and lower lids. Continue flushing until advised to stop by the Poisons Information Centre or a doctor, or for at least 15 minutes. Transport to hospital or doctor without delay.
Skin Contact	If skin contact occurs: Immediately remove all contaminated clothing, including footwear. Flush skin and hair with running water (and soap if available). Seek medical attention in event of irritation.
Inhalation	If dust is inhaled, remove from contaminated area. Encourage patient to blow nose to ensure clear passage of breathing. If irritation or discomfort persists seek medical attention.
Ingestion	IF SWALLOWED, REFER FOR MEDICAL ATTENTION, WHERE POSSIBLE, WITHOUT DELAY. For advice, contact a Poisons Information Centre or a doctor. Urgent hospital treatment is likely to be needed. In the meantime, qualified first-aid personnel should treat the patient following observation and employing supportive measures as indicated by the patient’s condition.

Other Information

This document is provided solely as a guideline for the safe handling of the material by trained and qualified personnel using this product. Users are responsible for evaluating the suitability of the information for their specific applications and conditions of use. Although the information and recommendations contained herein are believed to be accurate and reliable as of the date of issue, BTTCO GROUP makes no representations or warranties regarding their completeness or accuracy and assumes no liability for any loss, damage, or consequences resulting from reliance on this information.

Sample Request Guidelines

Sample availability is subject to applicable regulatory permissions in the supplier’s and buyer’s jurisdictions.
Samples are provided strictly for genuine evaluation and testing purposes.
Sample quantities will be limited to reasonable volumes appropriate to the product and its intended application.
Samples do not constitute commercial supply.
Courier arrangement, pickup and all related charges are to be arranged and borne by the requesting party.
Dispatch of samples remains subject to prevailing regulatory requirements, logistics feasibility, and international trade restrictions.
Upon collection of the shipment by the courier arranged by the requesting party, all responsibility, risk, and consequences of whatsoever nature shall transfer entirely to the requesting party.
We will be pleased to facilitate sample dispatch upon compliance confirmation

Zinc Sulphate Heptahydrate

Zinc Sulphate Heptahydrate