Product Description
Zinc Sulphate from Loba India is a water-soluble hydrated inorganic salt supplied in a 500gm pack for supervised educational, analytical and institutional laboratory work. The matched product is Zinc Sulphate Heptahydrate Extra Pure, Loba Article No. 06554.
The material is supplied as a white crystalline powder and contains seven molecules of water of crystallisation. Loba lists a minimum assay of 99%, together with controlled limits for chloride, iron and lead.
In school, college and university laboratories, Zinc Sulphate Heptahydrate may be used for solution preparation, crystallisation studies, demonstrations involving hydrated salts, qualitative reactions of zinc or sulphate ions and other approved chemistry practicals. It is harmful if swallowed, causes serious eye damage and is very toxic to aquatic life with long-lasting effects, so trained supervision and controlled waste management are essential.
Contact Inaya Scientific to confirm current stock, Bangladesh price, article number, grade, batch COA, expiry or retest information and suitability for the intended syllabus, standard operating procedure or laboratory method before ordering.
Key Features
- Loba Chemie Article No. 06554.
- 500gm packing code: 00500.
- Extra Pure grade.
- Minimum assay: 99%.
- Chemical formula: ZnSO₄·7H₂O.
- CAS number: 7446-20-0.
- Molar mass: 287.54g/mol.
- White, odourless crystalline powder.
- Soluble in water.
- pH range: approximately 4–6 for the manufacturer’s listed aqueous test condition.
- Density: approximately 1.97g/cm³.
- Chloride limit: maximum 0.002%.
- Iron limit: maximum 0.005%.
- Lead limit: maximum 0.005%.
- Suitable for controlled educational and professional laboratory procedures.
- Useful for hydrated-salt, solution-preparation, crystallisation and ionic-reaction experiments.
- Listed shelf life: 60 months under recommended storage conditions.
- Hazard classification includes harmful if swallowed, serious eye damage and long-term aquatic toxicity.
- Nationwide delivery available across Bangladesh, subject to stock and transport confirmation.
Product Overview
Zinc Sulphate Heptahydrate is an inorganic salt containing zinc ions, sulphate ions and seven molecules of water of crystallisation. It is also known as Zinc (II) Sulphate Heptahydrate, White Vitriol or Goslarite.
The heptahydrate form can support practical lessons on hydrated salts, crystal formation, solubility, concentration calculations and the effect of heating on water of crystallisation. Because it dissolves in water, it is also convenient for preparing method-specific solutions.
Loba Article No. 06554 is an Extra Pure product with a minimum assay of 99%. The manufacturer also specifies limits for chloride, iron and lead. These properties support general educational and professional laboratory use where this reagent grade is suitable.
The product requires stricter control than many routine laboratory salts. The current Loba SDS classifies it as harmful if swallowed, capable of causing serious eye damage and very toxic to aquatic life with long-lasting effects. It should remain under trained supervision and must not be released into drains or the environment.
Main Applications
Hydrated-Salt and Water-of-Crystallisation Experiments
Zinc Sulphate Heptahydrate may be used in supervised practical work to explain hydrated salts and water of crystallisation. Heating must follow an approved method because the material can lose water, change form and release hazardous decomposition products if strongly heated.
Crystallisation and Recrystallisation Studies
The product can be dissolved in water and used for controlled crystallisation studies. Students may observe crystal formation as a prepared solution cools or evaporates. Concentration, temperature and evaporation conditions should follow the approved practical worksheet.
Laboratory Solution Preparation
Zinc Sulphate solutions may be prepared for method-specific chemistry practicals or analytical procedures. The required mass must be calculated using the heptahydrate formula and the specified final volume and concentration.
Qualitative Tests for Zinc Ions
In selected qualitative-analysis schemes, Zinc Sulphate can act as a source of zinc ions for approved precipitation, amphoteric-hydroxide or complex-formation demonstrations. Additional reagents and waste may be hazardous and require method-specific controls.
Qualitative Tests for Sulphate Ions
The product may provide sulphate ions for supervised qualitative demonstrations. Traditional sulphate tests may use hazardous barium compounds, so trained staff should prepare the reagents and collect all resulting waste.
Electrolyte and Conductivity Experiments
Aqueous Zinc Sulphate solutions may be used in educational experiments involving ions, electrolytes and electrical conductivity. This Extra Pure reagent is not a certified conductivity standard.
Electrochemistry and Displacement Demonstrations
Zinc Sulphate may be used in selected electrochemical cells, metal-displacement demonstrations or electrolysis experiments when the approved procedure specifies it. Electrical equipment, electrodes, solution strength and metal-containing waste must be controlled.
Research and Quality-Control Laboratory Work
The product may support selected reagent preparation, method development and quality-control procedures where Extra Pure Zinc Sulphate Heptahydrate is acceptable. The current batch COA should be reviewed when assay or impurity limits are important.
Key Benefits
Verified Loba specification: The manufacturer lists the article number, grade, purity, formula, physical properties, impurity limits and shelf life.
Water-soluble reagent: The heptahydrate dissolves in water for controlled solution preparation.
Useful for educational demonstrations: It supports approved lessons involving hydrated salts, crystallisation, ions, electrochemistry and qualitative reactions.
Suitable for institutional laboratories: The 500gm pack can serve schools, colleges, universities and research laboratories.
Defined Extra Pure quality: The product has a minimum 99% assay and specified limits for chloride, iron and lead.
Convenient pack size: The 500gm quantity is practical for repeated practical classes and controlled laboratory preparation.
Who Should Buy This Product?
This product is suitable for school chemistry laboratories, college science departments, university chemistry laboratories, polytechnic institutes, teacher-training laboratories, research facilities, environmental laboratories, quality-control departments and institutional procurement teams that require Zinc Sulphate Heptahydrate in a 500gm pack.
It may also suit science teachers, chemistry lecturers, laboratory technicians and researchers who need a verified reagent for crystallisation, solution preparation, hydrated-salt demonstrations, qualitative analysis, electrochemistry or approved analytical work.
This laboratory product is not intended for direct consumption, self-medication, food fortification, animal treatment, agriculture, household use or unsupervised student handling. Medical, pharmaceutical, food, feed or agricultural use requires the correct approved grade and separate regulatory confirmation.
Usage and Handling Summary
Zinc Sulphate Heptahydrate should be handled only by trained personnel according to the product label, current Safety Data Sheet, institutional chemical-hygiene plan and approved laboratory procedure. The current Loba SDS classifies the product as harmful if swallowed, causing serious eye damage and very toxic to aquatic life with long-lasting effects.
Wear tightly fitting chemical splash goggles, suitable face protection, protective gloves and laboratory clothing during weighing, transfer, solution preparation and spill response. Avoid creating or inhaling dust, and prevent all eye contact.
Use clean, dry spatulas and compatible weighing containers. When preparing a solution, add the measured solid gradually to the specified quantity of suitable water and mix until dissolved. Confirm the final concentration from the approved calculation or standard method.
Do not eat, drink or smoke in the work area. Wash hands after handling. Prepared solutions should be clearly labelled with identity, concentration, date, hazards and the responsible person.
For eye contact, rinse cautiously with water for several minutes, remove contact lenses when easy to do, continue rinsing and obtain urgent medical attention. If swallowed or if the person feels unwell, contact a poison centre or doctor and follow the SDS instructions.
For spills, keep unprotected persons away, avoid generating dust and collect the material using suitable equipment. Prevent it from entering drains, soil or surface water. Dispose of the product and contaminated packaging through an authorised hazardous-waste route.
Store the container tightly closed in a cool, dry and well-ventilated location. Protect it from direct sunlight, air contact, moisture and incompatible oxidising agents. Keep it secure from unauthorised access and do not reuse empty chemical containers.

Limitations and Important Considerations
- This content assumes Loba Zinc Sulphate Heptahydrate Extra Pure, Article No. 06554, 500gm packing code 00500.
- Do not confuse Article No. 06554 with the separate 99.5% AR/ACS grade under Article No. 06555.
- The seven water molecules are part of the formula and must be included in molarity and mass calculations.
- Heating changes the hydration state and may release hazardous decomposition products; follow an approved experiment.
- The product is harmful if swallowed and must not be used in food, medicine or self-treatment.
- It can cause serious eye damage; goggles and suitable face protection are essential.
- The product is very toxic to aquatic life with long-lasting effects and must not enter drains or the environment.
- Metal-containing solutions and precipitates require controlled collection and hazardous-waste disposal.
- A minimum 99% assay does not make the product a certified reference material or calibration standard.
- Electrochemistry and displacement experiments require controls for electricity, electrodes, metals and waste solutions.
- Qualitative sulphate tests may use hazardous barium compounds and require controlled waste collection.
- Protect the product from moisture and contamination to maintain reliable weighing and solution preparation.
- The listed 60-month shelf life applies under manufacturer-specified conditions; confirm the actual expiry or retest date on the supplied pack.
- Check the current batch COA when assay or impurity limits are important to the method.
Contact Inaya Scientific for confirmation of the current batch COA, SDS, label details, purity, expiry or retest information, article number, stock status and suitability for the intended laboratory application.
Available Pack Sizes or Variations
The confirmed product assumed for this content is:
500gm Zinc Sulphate Heptahydrate Extra Pure – Loba India, Article No. 06554, packing code 00500
Loba lists additional packs of Article No. 06554, including 1kg, 5kg, 25kg and 50kg in selected markets. Availability may differ by country, distributor and current stock.
Loba also lists Zinc Sulphate Heptahydrate 99.5% AR/ACS under Article No. 06555 and separate volumetric or standardised Zinc Sulphate solutions. Contact Inaya Scientific to confirm the required grade, physical form, concentration and pack size before ordering.
Zinc Sulphate Price in Bangladesh
The current Zinc Sulphate Loba India 500gm price in Bangladesh is available on request. The final price may vary according to grade, article number, batch, import cost, currency movement, stock status, hazardous-goods handling, freight, tax and delivery location.
Contact Inaya Scientific for the latest retail price, institutional quotation or bulk-order rate. Mention Loba Article No. 06554, the Extra Pure grade and the 500gm pack when requesting a quotation to avoid confusion with the AR/ACS grade or standard solutions.
Availability and Delivery in Bangladesh
Zinc Sulphate Loba India 500gm is available from Inaya Scientific subject to current stock confirmation. Nationwide delivery support is available across Bangladesh.
Because the product is environmentally hazardous, delivery method, cost and destination coverage may depend on quantity, packaging, courier rules and applicable transport requirements. Buyers should provide their organisation name, delivery location, required quantity and intended laboratory application when requesting an order confirmation.
Why Buy From Inaya Scientific?
Inaya Scientific supplies laboratory chemicals, educational laboratory items, instruments, glassware and scientific products to professional and institutional customers in Bangladesh. Buyers can verify important product and safety details before placing an order.
- Current stock and Bangladesh price confirmation.
- Brand, article number, grade, hydration form and pack-size verification.
- Batch COA and current SDS availability confirmation.
- Purity, hazard and intended-application enquiry support.
- Bulk and institutional quotations.
- School, college, university and research laboratory sourcing support.
- Nationwide delivery coordination across Bangladesh, subject to chemical-transport requirements.
Frequently Asked Questions
- What is Zinc Sulphate used for in laboratories?
It is used for preparing laboratory solutions, crystallisation studies, hydrated-salt demonstrations, qualitative zinc or sulphate reactions, electrochemistry experiments and approved analytical procedures.
- Can Loba Zinc Sulphate 500gm be used in school laboratories?
Yes, but only in a properly equipped laboratory under direct supervision. Teachers or technicians should control weighing, solution preparation, eye protection, storage and hazardous-waste disposal.
- What is the grade and article number of this product?
This content is based on Loba Zinc Sulphate Heptahydrate Extra Pure, Article No. 06554. The 500gm packing code is 00500.
- What are the formula, CAS number and molar mass?
The formula is ZnSO₄·7H₂O, the CAS number is 7446-20-0 and the molar mass is approximately 287.54g/mol.
- What is the purity of this Loba product?
Loba lists a minimum assay of 99%. The exact result and impurity values for the supplied batch should be confirmed from its Certificate of Analysis.
- What is the difference between Extra Pure and AR/ACS Zinc Sulphate?
Loba Article No. 06554 is the 99% Extra Pure product. Article No. 06555 is a separate 99.5% AR/ACS grade with tighter analytical specifications. They should not be substituted without checking the method.
- Is Zinc Sulphate hazardous?
Yes. The current Loba SDS states that it is harmful if swallowed, causes serious eye damage and is very toxic to aquatic life with long-lasting effects. Suitable PPE and controlled disposal are required.
- How should Zinc Sulphate be stored?
Keep it tightly closed in a cool, dry and well-ventilated place. Protect it from direct sunlight, air contact, moisture, oxidising agents, contamination and unauthorised access.
- What is the price of Zinc Sulphate Loba 500gm in Bangladesh?
The current Bangladesh price is available from Inaya Scientific on request. Price may change with stock, grade, import cost, exchange rate, hazardous-goods handling, freight and batch availability.
- Can I order Zinc Sulphate in bulk with nationwide delivery?
Yes. Inaya Scientific accepts enquiries for institutional and bulk requirements, subject to stock, sourcing and transport confirmation. Provide the required grade, quantity and delivery location for a quotation.
Order From Inaya Scientific
Order Zinc Sulphate Heptahydrate Loba India 500gm from Inaya Scientific for supervised school, college, university, research and approved professional laboratory applications.
Seller: Inaya Scientific
Mobile: +880 1778-492798
WhatsApp: 01620247815
Email: inayascientific@gmail.com
Website: www.inayascientific.com
Delivery: Nationwide delivery across Bangladesh
Before ordering, contact Inaya Scientific to confirm the current price, stock, exact brand, article number, grade, hydration form, pack size, batch documents, expiry or retest information and delivery conditions.







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