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Magnesium sulfate heptahydrate (MgSO4·7H2O) in a 1‑4 mm granular form is supplied by Weifang City Guomei Chemical Co. Ltd. The compound is a hydrated magnesium salt used for its magnesium and sulfur nutrients. The supplier describes the material as suitable for agricultural, food‑processing, water‑treatment and textile applications. It is identified under the common HS code 2833.21 for magnesium sulfate products.
Typical purity for industrial heptahydrate grades is 98 % or higher, a benchmark often required for food‑grade use (typical). At 20 °C the heptahydrate dissolves at approximately 35 g per litre of water, a standard solubility value for formulation work (typical). Bulk density is usually around 1.5 t/m³, which helps in calculating transport volume (typical).
End users include fertilizer manufacturers, food processors using it as a firming agent, breweries, textile dyeing plants and municipal water‑treatment facilities. The supplier can deliver the product in bulk, commonly packed in 20 kg bags or 1 ton bulk containers (typical packaging). Prospective buyers should confirm any minimum order quantity, lead‑time and preferred Incoterms directly with the company. Payment conditions and required quality documentation can be arranged after the quotation stage.
| Chemical formula | MgSO4·7H2O |
| Purity (typical) | ≥98 % (typical) |
| Physical form | granular |
| Granule size | 1‑4 mm (as supplied) |
| Solubility in water (typical) | 35 g/L at 20 °C |
| Bulk density (typical) | 1.5 t/m³ |
| Moisture content (typical) | <0.5 % |
| HS code | 2833.21 |
| Common grade | industrial / agricultural (typical) |
| Typical packaging | 20 kg bags, 1 ton bulk containers (typical) |
Weifang City Guomei Chemical Co. Ltd. is based at No.88 Xiafei Road, Hanting District, Weifang, Shandong, China, postal code 261000. The company holds a harbor‑level trust tier, indicating a verified business registration. The platform shows a zero percent response rate, so contact responsiveness should be clarified directly.
Established in 2007, the firm is part of a larger group that operates several chemical and feed factories across Shandong province, employing more than 200 staff and backed by an investment of roughly 150 million yuan. Its product portfolio includes anhydrous magnesium sulfate, magnesium sulfate monohydrate and heptahydrate, with the current listing focusing on the 1‑4 mm granular heptahydrate.
Magnesium Sulfate Heptahydrate (MgSO4·7H2O) in 1-4mm granular form is a versatile inorganic compound widely used in agriculture as a magnesium and sulfur fertilizer, in food processing as a firming agent and brewing additive, and in industrial applications including water treatment and textile manufacturing. This heptahydrate form offers excellent solubility and bioavailability. Export-ready from major Chinese manufacturing hubs, available in industrial, agricultural, and food-grade specifications to meet diverse international purchasing requirements.
| Business Type | Supplier |
| Year Established | Recently Joined |
| Employees | Contact Supplier |
| Annual Revenue | Contact Supplier |
| Main Products | View Products Tab |
| Major Markets | Global |
| Response Time | Contact Supplier |
| Response Rate | New Supplier |
Importers should first obtain a current certificate of analysis and a material safety data sheet to verify the ≥98 % purity and to understand handling precautions. Because the supplier’s response statistics are not available, establishing a reliable contact person before order confirmation is advisable.
The product is usually shipped in 20 kg bags or 1 ton bulk containers, which can be loaded into standard 20‑foot containers for sea freight. Buyers need to agree on Incoterms such as FOB or CIF and should ask the supplier to state the expected lead‑time, as it is not disclosed in the listing. Payment methods are typically negotiated after price quotation, with options like T/T or letter of credit.
Upon receipt, inspect the packaging for damage and match the batch numbers with the documentation provided. Conduct moisture and impurity testing if the end use requires strict specifications, especially for food‑grade applications. Retain the MSDS and any test certificates for regulatory compliance and downstream quality control.
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When sourcing Magnesium Sulpahte Heptahydrate 1-4mm for your business, securing the right balance of quality and cost is essential. Weifang City Guomei Chemical Co. Ltd., a supplier based in China, offers this product with key specifications including Magnesium Sulfate Heptahydrate (MgSO4·7H2O), Min. 99.5% MgSO4·7H2O (Industrial/Food Grade), and 1-4mm Granular/Crystalline Particles. By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $165/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 2833.21, making it a staple in the Chemicals & Allied Products sector with strong demand from importing countries worldwide.
Importing Magnesium Sulpahte Heptah requires careful attention to shipping logistics, customs compliance, and secure payment terms. Weifang City Guomei Chemical Co. Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 2833.21 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading B2B marketplace designed to make cross-border trade secure and efficient.
Finding trustworthy partners is the foundation of successful importing. Ask the supplier of this Magnesium Sulpahte Heptah for business registration and quality documents before ordering. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of manufacturers and exporters across 200+ countries. Explore similar products in the Chemicals & Allied Products category and connect with top-tier exporters on our comprehensive global B2B marketplace. Start your sourcing journey today.
Importing Magnesium Sulpahte Heptah requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 2833.21 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
The current listed wholesale price for Magnesium Sulpahte Heptahydrate 1-4mm from Weifang City Guomei Chemical Co. Ltd. is $165/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Weifang City Guomei Chemical Co. Ltd. through EximNext.
The supplier, Weifang City Guomei Chemical Co. Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Magnesium Sulpahte Heptah. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
For international shipping and customs clearance, Magnesium Sulpahte Heptahydrate 1-4mm is classified under HS Code 2833.21. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
To import Magnesium Sulpahte Heptah from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Weifang City Guomei Chemical Co. Ltd.. Ensure you have the necessary import licenses for Chemicals & Allied Products products in your destination country.
Open the Weifang City Guomei Chemical Co. Ltd. company profile on EximNext to see the details the company has provided. Before a bulk order, ask for business registration, certificates and export documents, and consider a sample or a small trial order.
The key specifications for Magnesium Sulpahte Heptahydrate 1-4mm supplied by Weifang City Guomei Chemical Co. Ltd. include Magnesium Sulfate Heptahydrate (MgSO4·7H2O), Min. 99.5% MgSO4·7H2O (Industrial/Food Grade), and 1-4mm Granular/Crystalline Particles. For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
Weifang City Guomei Chemical Co. Ltd. offers Magnesium Sulpahte Heptah with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Magnesium Sulpahte Heptah is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Weifang City Guomei Chemical Co. Ltd. through our platform.
Weifang City Guomei Chemical Co. Ltd. maintains international quality certifications. These ensure that the Magnesium Sulpahte Heptah meets international quality, safety, and regulatory standards required for cross-border trade.
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Weifang City Guomei Chemical Co. Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Weifang City Guomei Chemical Co. Ltd..
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