| Item | Specification | Result |
| Purity of Feso4.7H2O | Min 95% | 95.1% |
| Total Fe(as Fe) | Min19.3% | 19.51% |
| Lead (as Pb) | 20ppm max. | 13ppm |
| Arsenic(as As) | 2ppm max. | 0.7ppm |
| Heavy metal (as Cd) | 4ppm max. | 1.1ppm |
| Sulfur(as S) | 12 max. | 10% |
Ferrous Sulfate Monohydrate
| Specification | Standard |
|
| Result |
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|
|
|
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| FeSO4.H2O | ≥91 |
|
| 91.3 |
| (as FeSO4.H2O on dry basis) /% |
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|
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|
|
|
|
|
| Content (Fe)/% | ≥30 |
|
| 30.5 |
|
|
|
|
|
| (As)/(mg/kg) | ≤2 |
|
| 2 |
|
|
|
|
|
| (Pb)/(mg/kg) | ≤15 |
|
| 10 |
|
|
|
|
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| (Cd)/(mg/kg) | ≤3 |
|
| 3 |
|
|
|
|
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| Size( pass 180μm mesh)/% | ≥95 |
|
| Confirmed |
Packing and storage
PACKING:
1.Packed in plastic-lined woven bags of 25Kg net each, 27MT per 20FCL.
2.Packed in plastic-lined woven jumbo bags of 1250Kg net each, 25 MT per 20FCL.
3.As the customer's request.
DELIVERT: 10-15 days after received your prepayment or original LC.
Applications
1.Nutritional Supplement. Together with other iron compounds,ferrous sulphate is used to fortify foods and treat irondeficiency anemia.Constipation is a frequent and uncomfortable side effect associatedwith the administration of oral supplements.Stool softeners often are bprescribed to prevent constipa tion.
2.Water effluent treatment system. It's used for purification of drinking water and wastewater treatment by settling of impurities by means of precipitation and flocculation.
3.Paper Industry. It helps in sizing of paper at neutral and alkaline pH, thus improving paper quality (reducing spots and holes and improving sheet formation and strength) and sizing efficiency.
4. Textile Industry. It is used for color fixing in Naphthol based dyes for cotton fabric.
5. Other Uses. Leather tanning, lubricating compositions, fire retardants; decolorizing agent in petroleum, deodorizer; food additive; firming agent; dyeing mordant; foaming agent in firefighting foams; fireproofing cloth; catalyst; pH control; waterproofing concrete; aluminum compounds, zeolites
Dongdu Biology is a company that develops and sells high-end chemicals. Our company aims to provide all-round and professional technical solutions and products and services for domestic and foreign customers in line with the principle that professionals do professional things; The company has its own independent research and development team, perfect experimental facilities and advanced testing instruments, and at the same time, it is equipped with complete production equipment for product extraction, separation, synthesis, fermentation and strict quality control system to ensure the stability of product quality from all aspects.
The company has 10, 000-level and 100, 000-level purification workshop that meet GMP standards, and fully automatic production equipment. The high quality and reasonable cost of our products have won warm welcome from many customers. From material procurement, production process to product testing, we have established a strict quality standard inspection system. Every link from packaging, delivery, shipment to transportation has been inspected at different levels. Pursuing excellent quality is the core driving force of our development, and serving customers wholeheartedly is our eternal purpose!
Division I provides customized packaging, customized production and other personalized customized services, and supports various modes of transportation such as land, sea and air, and strives to bring customers a quality cooperation experience. Our products are popular in North and South America, Europe and Southeast Asia. We look forward to cooperating with new and old customers.
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