Magnesium Sulphate Monohydrate, CAS 14168-73-1
Magnesium Sulphate Monohydrate (CAS 14168-73-1), also known as Magnesium Sulfate Monohydrate and Magnesium Sulphate Hydrate, is an inorganic magnesium salt widely used as a source of magnesium and sulfur in agricultural, industrial and specialty chemical applications.
Magnesium Sulphate Monohydrate is commonly used in fertilizer production, soil improvement and crop nutrition due to its high solubility and ability to provide essential magnesium and sulfur nutrients. It helps correct magnesium deficiency in plants and supports healthy crop growth.
Magnesium Sulphate Monohydrate is also used in industrial applications, chemical manufacturing and specialty formulations requiring a reliable magnesium sulfate source. The product is generally supplied as a white crystalline powder with stable chemical properties and good water solubility.
Product Chemical Properties
Product Name: Magnesium Sulphate Monohydrate
CAS No.: 14168-73-1
Molecular Formula: MgSO₄·H₂O
Molecular Weight: 138.38
Chemical Name: Magnesium Sulphate Monohydrate
Synonyms: Magnesium Sulfate Monohydrate, Magnesium Sulphate Hydrate, Sulfuric Acid Magnesium Salt Monohydrate, Magnesium Sulfate (1:1) Monohydrate

Product Technical Specification
1. Powdered agricultural magnesium sulfate monohydrate (magnesium sulfate fertilizer)
Total available magnesium oxide (MgO): ≥27.0%
Water-soluble available magnesium oxide (MgO): ≥24.0%
Available sulfur (S): ≥19.0%
Chloride ion (Cl): ≤0.5%
Moisture: ≤2.0%
pH: 7-9
Lead: ≤5ppm
Arsenic: ≤2ppm
Mercury: ≤0.5ppm
Cadmium: ≤2ppm
Chromium: ≤2ppm

2. Granular agricultural grade magnesium sulfate monohydrate (magnesium sulfate fertilizer)
Total available magnesium oxide (MgO): ≥25.0%
Water-soluble available magnesium oxide (MgO): ≥19.0%
Available sulfur (S): ≥15.0%
Chloride ion (Cl): ≤0.5%
Moisture: ≤3.0%
pH: 7-9
Lead: ≤5ppm
Arsenic: ≤2ppm
Mercury: ≤0.5ppm
Cadmium: ≤2ppm
Chromium: ≤2ppm

Applications of Magnesium Sulphate Monohydrate
Magnesium Sulphate Monohydrate is widely used in:
Agricultural fertilizer production
Magnesium fertilizer
Soil amendment
Crop nutrition and plant growth
Industrial chemical manufacturing
Specialty chemical formulations
Water treatment applications
Feed and food additive applications according to applicable grade requirements
Packaging
50Kg Plastic Woven bag liner with PE bag, 1000kg or 1250kg Jumbo bag.
Production Capacity
52000 MT per year.
Storage Requirements
Store the product in a cool, dry and well-ventilated area.
Keep the packaged product away from direct sunlight, moisture and excessive heat.
Keep containers tightly closed when not in use.
Protect the product from humidity and contamination during storage and handling.
Magnesium Sulphate Monohydrate Bulk Supply from China
Hosea Chem® offers Magnesium Sulphate Monohydrate (CAS 14168-73-1), also known as Magnesium Sulfate Monohydrate and Magnesium Sulphate Hydrate, in bulk quantities with competitive factory-direct pricing and reliable export service.
We support international shipments in bags and other suitable packaging options. TDS, MSDS and COA are available upon request.
Contact Hosea Chem for the latest Magnesium Sulphate Monohydrate price, bulk quotation, availability and technical documents.