Products

Product Center

Magnesium Sulfate Heptahydrate  CAS# 10034-99-8

Magnesium Sulfate Heptahydrate CAS# 10034-99-8

Can't Find The Product You Need?

Tell Us Your Product Requirements, Specifications And Target Industry, Our Professional Team Will Reply You Within 24 Hours.

product description

Item

Description

Product Name

Magnesium Sulfate Heptahydrate (Bitter Salt, Epsom Salt)

CAS No.

10034-99-8

EINECS No.

231-298-2

Molecular Formula

MgSO₄·7H₂O

Molecular Weight

246.47

Appearance

White or colorless needle-like or columnar crystals; odorless, bitter and salty taste

Main Grades

Industrial Grade, Agricultural Grade, Feed Grade, Food Grade, Pharmaceutical Grade, Reagent Grade

Physical & Chemical Properties

Easily soluble in water, slightly soluble in ethanol and glycerol. Density approx. 1.68 g/cm³ (20°C), melting point 1124°C. Easily effloresces to powder in dry air; loses 4 crystal waters at 80°C, and all crystal waters at about 200°C to become anhydrous magnesium sulfate. pH (50g/L, 25°C): 5–8.

Product Features

Stable chemical properties, good water solubility, provides both magnesium and sulfur, low caking tendency, easy to dose and control.

Main Applications

Agriculture (Fertilizer) : Provides Mg and S (Mg is core element of chlorophyll, promotes photosynthesis; S promotes root growth). Suitable for Mg-deficient soils for fruit trees, vegetables, potatoes, rice, flowers, etc. Used as base or top dressing, or as 1%-2% foliar spray.Feed Additive : Supplies Mg and S for animals, promotes growth and development.Food Industry : Nutrient fortifier (Mg fortifier), curing agent, flavor enhancer, processing aid. Used in dairy products (3-7 g/kg), dairy drinks (1.4-2.8 g/kg), mineral beverages, as well as brewing additive and fermentation nutrient source.Industrial Applications : Leather, dyeing, catalyst, paper, plastics, ceramics, pigments, matches, explosives, fireproof materials, cement coagulant, ABS resin manufacturing, water treatment, etc.Pharmaceutical : Laxative, anticonvulsant, cholagogue, electrolyte supplement.

Packaging

25 kg/bag (PP woven bag with PE liner or paper-plastic composite bag), 50 kg/bag, 1000 kg jumbo bag; custom packaging available upon request.

Storage Condition

Store in a cool, dry, well-ventilated warehouse, protected from moisture; keep sealed to prevent efflorescence.

Transportation Requirements

Not dangerous goods (UN No.: NA); transport as general cargo. Protect from moisture and rain; handle gently.

Quality Standards

Agricultural: GB/T 26568-2011Feed Grade: NY/T 43-1987 (MgSO₄·7H₂O ≥99.0%, Mg ≥9.7%, As ≤2 mg/kg, heavy metals ≤10 mg/kg)Food Grade: GB 29207-2012

Minimum Order Quantity (MOQ)

Regular MOQ: 20 MT (1×20'FCL); trial order: 5-10 MT (bagged) available.

Delivery Time

Regular order: 7-15 working days; custom packaging/special specifications: 15-25 working days.

Payment Terms

T/T (30% deposit, 70% against copy of B/L), sight L/C; FOB, CFR, CIF terms supported.

Factory Showcase
拼图_美图设计室-(1)
Quality Control Lab
未标题-2
Shipping And Transportation
拼图_美图设计室
FAQ

1. What are Jinyu Chemical primary product lines?
Our company specializes in petrochemicals (methanol, styrene, ethylene glycol), plastic resins (PP, PE, PVC, ABS), fine chemicals (pharmaceutical/pesticide intermediates, additives, solvents), chemical fiber raw materials (PTA, polyester filament, polyester staple fiber), inorganic chemicals (soda ash, caustic soda, titanium dioxide), as well as rubber, paraffin wax, and other products. We offer one-stop procurement services covering a wide range of categories.


2. Are you a trading company or a manufacturer?
We are a professional chemical trading company specializing in international trade. We have established long-term strategic partnerships with numerous high-quality domestic manufacturers to ensure a stable supply of goods and competitive pricing, while also providing comprehensive export services throughout the entire process.


3. Can you provide third-party inspection reports?
Yes. We provide a Certificate of Analysis (COA) with every shipment. Additionally, upon a client's request, we can arrange for inspections by third-party agencies such as SGS, BV, or ITS; the associated costs and details are negotiable.


4. What is the Minimum Order Quantity (MOQ)?
For plastic resins and chemical fiber raw materials, the MOQ typically starts at 1–5 tons, and we welcome small-batch trial orders. For liquid chemicals, bulk shipments start at 20 tons, while drummed shipments can be consolidated (LCL). For fine chemicals, the MOQ is determined on a case-by-case basis depending on the specific product.


5. From which ports do you primarily ship?
Our company is located in close proximity to the Port of Tianjin. We can also arrange shipments from other major domestic ports—such as Qingdao or Shanghai—to meet our clients' specific requirements.


6. Can you handle the export of hazardous materials?
Yes. Our company holds a valid license for the operation of hazardous chemicals. We are well-versed in the procedures for hazardous material declaration, obtaining hazardous packaging certificates, and booking cargo space, thereby ensuring full compliance with all export regulations.


7. What payment methods do you accept?
Our standard payment terms are T/T (30% upfront deposit, with the remaining 70% payable upon presentation of a copy of the Bill of Lading) or Sight L/C (Letter of Credit). For small-batch sample orders, we also accept Western Union. For long-term partners—subject to a credit assessment—we may negotiate deferred L/C or Open Account (OA) terms.


8. What is your typical lead time?
For standard products, the lead time is typically 7–15 business days. For customized products or those with special specifications, it is 15–25 business days. For in-stock items, shipments can be dispatched within 3–7 business days after receipt of payment.

Contact Us
Submit
Recommendation