Product Description
Chemical Properties
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Chemical Name: Ferrous Sulfate Heptahydrate
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Chemical Formula: FeSO4·7H2O
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Molecular Weight: 278.01
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Appearance: It is a blue-green monoclinic crystal or granule, odorless and tasteless.
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Solubility: Easily soluble in water, forming a light green solution; slightly soluble in ethanol.
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Stability: It is stable in dry air but tends to effloresce. In moist air, it is easily oxidized to brown basic ferric sulfate.
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Reactivity: Ferrous sulfate has strong reducing properties
Product Parameters
PO NO. |
JC-632 |
PRODUCTION DATE |
2025-1-7 |
EXPIRY DATE |
2026-1-6 |
PACKING |
25KG BAG |
GRADE |
INDUSTRIAL GRADE |
STANDARD |
GB/T 10531-2016 |
TEST ITEMS |
TEST RESULT |
ASSAY (FeSO4·7H2O) |
≥98.03% |
FERROUS (Fe) |
≥19.2% |
TITANIUM DIOXIDE |
≤0.25% |
FREE ACID |
≤0.3% |
As |
≤0.0003% |
Pb |
≤0.0002% |
Cd |
≤0.0004% |
FORM |
LIGHT GREEN |
CONCLUSION |
QUALIFIED |
INSPECTOR: WANGNA CHECKER:LIHUA ASSESSOR: FUYANYAN |
Certifications

Packaging & Shipping
Here is a detailed description of the packaging and delivery process for Ferrous Sulfate Heptahydrate (FeSO4·7H2O) in English:
Packaging Description
Materials:
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Ferrous Sulfate Heptahydrate is typically packaged in high-density polyethylene (HDPE) bags or polypropylene (PP) bags.
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For larger quantities, it may be packed in bulk bags made of polypropylene woven fabric, which are strong and durable.
Sizes:
Sealing:
Labels:
Company Profile
Shandong Jiuchong Chemical Company Limited was founded in 2016, which is located in Weifang City, Shandong Province, China. We have 228 square meters of office space. Now Jiuchong chemical is a large modern international chemical enterprise with more than 28 series. Since our establishment, the company has gradually established and improved a sound supply chain system, quality monitoring system and service system, ensuring products quality and service.
At the same time, relying on our own geographical location and resource advantages, our company is committed to the optimization of a variety of chemical supply chain, including magnesium chloride, sodium metabisulfite, sodium bicarbonate, calcium chloride, magnesium sulfate, polyaluminium chloride, aluminium sulfate, industrial salt, soda ash etc.
Our products are sold well in 288 domestic cities and more than 36 foreign countries. Now the company has won the praise and trust of domestic and foreign customers. Based on stable quality and output, good team service and staff efforts, we will continue to develop domestic and foreign markets.
Jiuchong chemical takes "integrity, innovation and development" as the concept, puts integrity in the priority position in serving customers, and guarantees high quality products and satisfactory cooperation for customers experience. Your satisfaction is our driving force. Quality is the soul of enterprise and that is what we have always done. In the future, Shandong Jiuchong Chemical Company Limited hopes to build a brilliant tomorrow with you!
Factory overview
The quality control department is a crucial part of the factory. Here, a team of professionals dedicated meticulously inspects every product, using advanced testing equipment to detect even the slightest imperfections. From visual inspections to rigorous performance tests, no detail is overlooked. Only products that pass these stringent checks are allowed to move on to the packaging area.
The packaging workshop is equally impressive. Automated packaging machines wrap and seal the products in a matter of seconds, while labeling machines apply precise labels with all the necessary information. The packaged products are then neatly stacked on pallets and transported to the spacious storage facilities. These warehouses are equipped with modern inventory management systems, allowing for efficient storage and retrieval of goods. The forklifts move back and forth, ensuring that the products are safely stored and ready for shipment.
Our team
Our Team
We are a dynamic and collaborative team of professionals driven by innovation, expertise, and a shared commitment to excellence. With diverse backgrounds and complementary skills, we work seamlessly to deliver exceptional results for our clients and partners.
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Expertise & Experience
Our team comprises seasoned industry specialists, creative problem-solvers, and technical experts who bring years of hands-on experience to every project.
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Collaborative Spirit
We thrive on teamwork, fostering open communication and cross-functional collaboration to ensure innovative solutions and efficient execution.
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Client-Centric Focus
Dedicated to understanding client needs, we prioritize clear communication, adaptability, and tailored strategies to build lasting partnerships.
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Innovation & Adaptability
Embracing change and new technologies, we continuously evolve to stay ahead of industry trends and deliver cutting-edge solutions.
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Integrity & Accountability
Guided by strong ethical values, we take ownership of our work, ensuring transparency, reliability, and quality in all we do.
Together, we are passionate about turning challenges into opportunities and driving success for our clients and stakeholders.
Our Advantages
Our Company Advantages
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Innovative Solutions
We leverage cutting-edge technology and forward-thinking strategies to deliver innovative products/services tailored to meet evolving market demands.
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Exceptional Expertise
Our team comprises industry veterans and skilled professionals with deep domain knowledge, ensuring high-quality outcomes and reliable execution.
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Customer-Centric Approach
We prioritize client needs by offering personalized solutions, transparent communication, and dedicated support to build long-term partnerships.
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Operational Excellence
Streamlined processes, robust infrastructure, and agile methodologies enable us to deliver projects efficiently while maintaining cost-effectiveness.
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Global Reach & Local Insight
With a presence in key markets worldwide, we combine global resources with localized expertise to address diverse cultural and regulatory requirements.
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Commitment to Sustainability
We integrate eco-friendly practices into our operations, striving to minimize environmental impact while contributing to social responsibility.
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Proven Track Record
Years of successful projects and satisfied clients demonstrate our ability to consistently exceed expectations and deliver measurable results.
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Adaptive & Resilient
We thrive in dynamic environments, quickly adapting to challenges and turning disruptions into opportunities for growth.