High Quality Mgso4.7H2O Magnesium Sulfate Heptahydrate CAS 10034-99-8
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Product Highlights
- High Purity Industrial Grade: Purity ranges from 90% to 99%, with analysis results showing 99.6% min MgSO4.7H2O.
- Customizable Particle Size: Available in multiple sizes: 0.1-1 mm, 1-3 mm, 2-4 mm, and 4-7 mm.
- Multi-Industry Applications: Widely used in agriculture, medicine, cosmetics, water treatment, and industrial manufacturing.
- Certified Quality Standards: Products are certified with ISO and SGS standards for quality assurance.
- Strict Impurity Control: Low iron content (0.003% max) and controlled water insolubles (0.1% max).
- Versatile Medical Use: Used as a laxative for constipation and IV treatment for preeclampsia and seizures.
- Agricultural Fertilizer: Provides essential magnesium and sulfur to correct soil deficiencies and boost crop yields.
- Global Supply Capability: Established in 2010, exporting to over 50 countries with reliable logistics support.
Product Attributes
- CAS No.
- 10034-99-8
- Formula
- Mgso4.7H2O
- EINECS
- 600-073-4
- Model NO.
- 99%
- Certification
- ISO, SGS
- Purity
- 90%~99%
- Type
- Magnesium Sulfate
- Appearance
- White Flakes
- Grade Standard
- Industrial Grade
- Size
- 0.1-1 mm/1-3 mm/2-4mm /4-7 mm
- Water Insolubles
- 0.1%Max
- Iron
- 0.02%Max
- Application
- Leather, Fertilizer, Printing and Dyeing, Medicine
- Transport Package
- Woven Bags
- Specification
- 25Kg / 50Kg / 200Kg / 1000kg or as your request
- Origin
- China
- Production Capacity
- 5000metric Ton/Month
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Product Description
In the field of agriculture, Magnesium Sulfate Heptahydrate is often used as a fertilizer to provide the magnesium needed by plants, to correct magnesium deficiencies in the soil, and to promote plant growth and increase yields.
In the medical field, Magnesium Sulfate Heptahydrate is often used as a laxative to relieve constipation. It attracts water from the intestines, softens feces and promotes bowel movements. It is also used in the treatment of preeclampsia, where it is administered intravenously to prevent and control seizures.
In the cosmetics industry, magnesium sulfate heptahydrate is used as a moisturizer and soothing agent. It has the ability to absorb moisture, which can help retain skin moisture and relieve dryness and irritation.
Overall, magnesium sulfate heptahydrate plays an important role in agriculture, medicine, and cosmetics, providing many benefits to people's lives and health by providing a source of magnesium, relieving constipation, controlling seizures, and moisturizing and soothing the skin.
Specification with Analysis
| No. | Test Item | Specification | Analysis Results |
| 1 | MgSO4.7H2O | 99.5% min | 99.6% |
| 2 | MgO(Magnesium Oxide) | 16.20%min | 16.28% |
| 3 | Mg(Magnesium) | 9.80%min | 9.84% |
| 4 | Fe(Iron) | 0.003%max | 0.003% |
| 5 | CI(Chlorid) | 0.1%max | 0.06% |
| 6 | Pb | 0.001%max | 0.0005% |
| 7 | As(Arsenic) | 0.0002%max | 0.0001% |
| 8 | PH(5%) | 5-9.2 | 7.1 |
| 9 | Appearance | White crystal | conform |
| 10 | Size | 0.1-1 mm/1-3 mm/2-4mm /4-7 mm |
Conform |

Magnesium sulfate heptahydrate, also known as Epsom salt, has several applications in various fields. Some of the common applications of magnesium sulfate heptahydrate are:
1. Medical uses: It is used as a mineral supplement in intravenous magnesium therapy for treating magnesium deficiency. It can also be used as a laxative to relieve occasional constipation.
2. Agriculture: Magnesium sulfate heptahydrate is used as a fertilizer to provide essential magnesium and sulfur nutrients to plants. It can help improve soil fertility and enhance crop yields.
3. Cosmetics: It is used in bath salts and beauty products due to its exfoliating and soothing properties. Epsom salt baths are believed to help relax muscles, relieve stress, and soften the skin.
4. Pharmaceuticals: Magnesium sulfate heptahydrate is used as an ingredient in various pharmaceutical products such as oral medications, ointments, and creams. It can be used to treat skin irritations, reduce inflammation, and relieve muscle aches.
5. Industrial applications: It is used in the manufacturing of various industrial products. For example, it is used as a drying agent in the production of dyes, pigments, and textiles. It can also be used in the production of paper, explosives, and fire extinguishers.
6. Water treatment: Magnesium sulfate heptahydrate can be used in water treatment processes to remove heavy metals and impurities from water. It can help improve the quality of water for industrial and domestic use.
7. Laboratory reagent: It is used as a reagent in various laboratory experiments and analyses. It can be used for the precipitation of proteins, nucleic acids, and other biomolecules.
It is important to note that the specific applications of magnesium sulfate heptahydrate may vary depending on the industry and intended use.



1. who are we?
We are based in Hubei, China, start from 2010,sell to Southeast Asia(20.00%),South Asia(20.00%),Domestic Market(20.00%),South America(10.00%),North America(10.00%),Northern Europe(7.50%),Southern Europe(7.50%),Central America(5.00%). There are total about 101-200 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.what can you buy from us?
Azodicarbonamide ,Hydrogen Peroxide ,Calcium Hypochlorite,SODA ASH,TRICHLOROISOCYANURIC ACID,VINYL SILICONE OIL and so on.
4. why should you buy from us not from other suppliers?
Wuhan Ruisunny Chemical Co.,Ltd was established in 2010 with registered capital of CNY 20 million, the company focuses on trading of such chemicals as WATER TREATMENT CHEMICALS, FOOD ADDITIVES and general INORGANICS/ORGANICS. Over the years of development,
5. what services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,DDU,DAF;
Accepted Payment Currency:USD,CNY;
Accepted Payment Type: T/T,L/C,D/P D/A;
Language Spoken:English,Chinese
About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASI239330". Items marked "" are certified.
Company Profile
Wuhan Rui Sunny Chemical Co., Ltd. Was established in 2010, which is atrading company specializing in the import and export of chemicals. The company mainly deals in water treatment agents, food additives, organic silicones, basic organic and inorganic chemicals, etc.
The company has a supporting logistics team and warehousing facilities, has a productionbase in Huanggang, Hubei Province, and an office in HANOl, Vietnam. The company has ISO9000 certification, as well as adangerous goods Business License.
We have built a foreign trade team that dares to fight hard based on the business philosophy ofintegrity, durability and Win-Win, we have received the support from a large number of domesticand for eigncustomers. Driven by the marketing of main products, the company is determined toforge ahead, strive to develop, and the scale of marketsales continues to expand. We operate morethan 80 varieties of products. Which have been exported to more than 60 countries or regions around the world. The product quality and service have been widely praised in the same industry.
Look forward to cooperate with you.
About Our Factory & Business Background
-
Business Type
- Trading Company
- Address
- 22nd Floor, Optical Valley International Business Building a, No. 2-2, Guandong Yuan Road, East Lake Hi-Tech Development District, Wuhan, Hubei, China
-
Plant Area
- 53 square meters
-
Number of Employees
- 18
-
Registered Capital
- 20,000,000 RMB
-
Terms of Payment
- LC, T/T, D/P
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR
-
Average Lead Time
-
Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays -
Nearest Port
- Qingdao Port, Shenzhen Port, Wuhan Port, Shanghai Port, Tianjin Port, Ningbo Port
Our Production Capability & Technical Expertise
-
Main Products
- Trichloroisocyanuric Acid, Calcium Hypochlorite, Ammonium Bicarbonate, Hydrogen Peroxide, Sodium Hydroxide, Acetic Acid, Oxalic Acid, Formic Acid, Citric Acid, Soda Ash, Trisodium Phosphate, Azodicarbonamide, Organic Silicone
-
R&D Engineers
- 1 people
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2010-03-10
- Export Year
- 2010-03-01
-
Main Markets
- South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic, South Asia
-
Number of Foreign Trading Staff
- 8
-
Overseas Agent/Branch
- Yes
FAQ
- What is the purity level of Magnesium Sulfate Heptahydrate?
- The purity ranges from 90% to 99%. Specific analysis results show a minimum of 99.6% MgSO4.7H2O.
- What are the available particle sizes?
- We offer customizable sizes including 0.1-1 mm, 1-3 mm, 2-4 mm, and 4-7 mm.
- What certifications does the product have?
- The product is certified with ISO and SGS standards to ensure quality and safety.
- What are the main applications of this product?
- It is used in agriculture as fertilizer, in medicine as a laxative and IV treatment, in cosmetics, water treatment, and industrial manufacturing.
- What are the accepted payment terms?
- We accept USD and CNY currencies with payment types including T/T, L/C, D/P, and D/A.
- What are the delivery terms and lead times?
- Accepted terms include FOB, CFR, CIF, DDU, and DAF. The average lead time is within 15 workdays for both peak and off-season.
- How do you guarantee product quality?
- We always provide a pre-production sample before mass production and conduct a final inspection before shipment.
- Where is the company located and when was it established?
- Wuhan Ruisunny Chemical Co., Ltd was established in 2010 and is located in Hubei, China.
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