Name: Magnesium sulphate heptahydrate 99.5,magnesium sulphate hepta
MF: MgSO4.7H2O
Purity: 99.5%min
Size: 0.1-1mm
CAS NO.: 10034-99-8
Appearance: White Crystal
Premium Magnesium Sulphate Heptahydrate 99.5% Min: Direct Factory Wholesale for Global Supply
In modern commercial agriculture, horticulture, and technical industrial applications, maintaining strict nutrient precision and chemical consistency is paramount to operational success. Magnesium serves as the fundamental central atom of the chlorophyll molecule, making it completely indispensable for plant photosynthesis, enzyme activation, and robust crop yields. At Tianjin Xingyu Fertilizer Co., Ltd. (XYfertilizer), established in 1993, we have spent over three decades cementing our reputation as a trusted, world-class manufacturer and strategic B2B partner. We specialize in supplying high-purity Magnesium sulphate heptahydrate 99.5% min to large-scale importers, fertilizer blenders, agricultural distributors, and industrial buyers across five continents.


Our flagship product, magnesium sulphate hepta, features a premium crystalline structure engineered for exceptional solubility, rapid plant assimilation, and superior chemical stability. Manufactured under rigorous international quality control standards, every batch leaving our state-of-the-art production lines undergoes thorough third-party testing and is fully backed by globally recognized inspection bodies . With a guaranteed minimum purity of 99.5%, our product contains an optimal balance of water-soluble magnesium and sulphur, completely free from harmful heavy metals or toxic residues. This ensures that your high-volume imports seamlessly comply with the strictest environmental and phytosanitary import regulations enforced in Europe, North America, Latin America, and Southeast Asia.
Strategic Business Advantages of Partnering with XYfertilizer
Securing your supply chain with a direct source manufacturer offers your business an irreplaceable edge in today’s volatile global market. By sourcing Magnesium sulphate heptahydrate 99.5% directly from our massive industrial facility, you eliminate costly intermediate trading layers. Our long-term bulk storage of essential raw materials and sulphuric acid shields our global partners from market volatility, allowing us to guarantee consistent volume availability and offer highly competitive factory prices for wholesale procurement.


The physical characteristics of our magnesium sulphate hepta are meticulously refined to endure demanding international transit conditions. Utilizing advanced crystal selection and specialized fluid-bed drying technologies, we produce uniform, snow-white needle crystals boasting superior anti-caking resistance. This premium physical profile prevents clumping during prolonged maritime transit and long-term warehouse storage. Furthermore, its total water solubility makes it the absolute gold standard for high-tech fertigation systems, hydroponics, liquid blending, and direct foliar applications, guaranteeing zero risk of nozzle clogging in advanced irrigation machinery.
We recognize that logistical flexibility and professional presentation are essential components of global B2B trade. Strategically located near Tianjin Port, and with robust capabilities to dispatch shipments from Qingdao and Ningbo ports, we optimize maritime freight routes and significantly accelerate loading times to reduce your overall transit costs. To match the specific commercial requirements of your local marketplace, we provide highly flexible packaging options, including heavy-duty 25 kg and 50 kg woven polypropylene bags, as well as 1-ton or 1.25-ton industrial Big Bags. Customized OEM branding and packaging design services are also available to help solidify your own brand presence locally.
Build a prosperous, long-term commercial alliance with a premier Chinese manufacturer dedicated to supply continuity, reliable technical performance, and transparent B2B customer service. Explore our comprehensive technical specification sheets and discover how our high-grade Magnesium sulphate heptahydrate 99.5% can elevate your product portfolio. Contact our global sales department today to request a tailored bulk quotation for your next import volume.
