Zinc Sulphate CAS#7733-02-0

Zinc Sulphate CAS#7733-02-0

Basic Information

High-Purity Water-Soluble Crystals:White crystalline zinc sulfate with excellent solubility, commonly supplied as stable heptahydrate (ZnSO₄·7H₂O).


Thermal Dehydration Stability:Gradually loses water above 30 °C and converts to anhydrous form at high temperature, offering predictable behavior during processing.


Traditional & Industrial Applications:Formerly known as white vitriol, widely used as a mordant in dyeing and as a styptic for bleeding control.


Reliable Chemical Performance:Produced from zinc sulfide ore with consistent quality for laboratory, pharmaceutical, and industrial uses.


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product description

Products Description of Zinc Sulphate CAS#7733-02-0

Zinc sulphate (white vitriol) is a white crystalline water-soluble salt, typically supplied as the heptahydrate (density ~1.9). It dehydrates sequentially with heating and decomposes above 500 °C. Used as a dyeing mordant and styptic.


Product Applications of Zinc Sulphate CAS#7733-02-0

Zinc sulphate is used in fungal growth culture media, as a zinc supplement for zinc-containing protein expression (with IPTG), and for blood sample deproteinization (with barium hydroxide) in Somogyi–Nelson glucose assays.


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Product Information

Parameters


Melting point100°C
Boiling point105°C (estimate)
density3.54 g/mL at 20 °C
storage temp.Store at +15°C to +25°C.
solubilityH2O: soluble
formpowder
colorWhite
PH4.0±0.5
Water SolubilitySoluble
λmaxλ: 260 nm Amax: <0.02
λ: 280 nm Amax: <0.02
Merck1,410,159
LogP-1.031 (est)
CAS DataBase Reference7733-02-0(CAS DataBase Reference)
NIST Chemistry ReferenceZinc sulfate(7733-02-0)
EPA Substance Registry SystemZinc sulfate (7733-02-0)


Safety Information


Hazard CodesXn,N,Xi
Risk Statements52/53-50/53-41-22-51/53
Safety Statements61-39-26-60
RIDADRUN 3082 9/PG 3
WGK Germany3
RTECSZH5260000
TSCAYes
HS Code2833 29 20
HazardClass9
PackingGroupIII
Hazardous Substances Data7733-02-0(Hazardous Substances Data)


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FAQ

1. What kind of company is Bohai New Materials?
Bohai New Materials (Tianjin) Co., Ltd. is a foreign trade company specializing in the international trade of chemical products, located in the Binhai New Area of ​​Tianjin. Leveraging the strategic location of Tianjin Port, the company provides one-stop procurement and export services to global clients for a wide range of products, including plastic resins, basic chemical raw materials, fine chemicals, chemical fiber raw materials, and inorganic chemicals.


2. Which markets does the company serve?
Our products are primarily exported to Southeast Asia (Vietnam, Thailand, Indonesia, Malaysia), the Middle East (UAE, Saudi Arabia), Africa (Nigeria, Kenya), as well as Europe and the Americas.


3. Does the company have the qualifications to export hazardous chemicals?
Yes. We hold a valid license for the operation of hazardous chemicals and are well-versed in the export declaration, packaging, documentation, and transportation requirements for various types of hazardous goods. We are capable of handling the export of Class 3, Class 5, Class 8, and Class 9 hazardous chemicals.


4. What are the company's main products?
Our core product portfolio includes:
Plastic resins: PP, PE, PVC, ABS, PC, POM, etc.
Basic chemical raw materials: Soda ash, caustic soda, titanium dioxide, methanol, styrene, ethylene glycol, PTA, etc.
Fine chemicals: Pharmaceutical intermediates, pesticide intermediates, chemical additives, solvents, surfactants.
Chemical fiber raw materials: Polyester filament, polyester staple fiber, polyester chips (PET).
Inorganic chemicals: Calcium carbonate, talc powder, sodium sulfate, calcium chloride, magnesium chloride, etc.
Others: Paraffin wax, white oil, petroleum jelly (Vaseline), rubber, water treatment chemicals, etc.
If you have specific product requirements, please feel free to contact us; we will quickly source high-quality products to meet your needs.


5. How can I obtain a product quote? What information is required?
You can contact us via our official website, by phone, or by email. To ensure a quick and accurate quote, please provide the following details: product name and specifications, target purchase quantity, destination port, and desired delivery time. Please also inform us of any special packaging or testing requirements.

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