While filling the product gap in the market, we actively innovate, lead the creation of new products in the industry, and provide the market with updated and more comprehensive Ferrous Sulfate, Food Grade Potassium Phosphate Dibasic Anhydrous, magnesim sulphate dried. We actively develop new products with high scientific and technological content, high added value and high market share. The international competition is more and more intense. In order to win in the competition, our company chose to take the road of international operation. We are committed to be the leader in the industry, leading the development of the industry from a technical point of view and ranking first in the industry in terms of market share and profitability. We have launched a new phase of products with segmented market positioning, and created the highest quality products with our core technology and innovative marketing model.
1、Chemical Name: Zinc Sulfate heptahydrate
2、Molecular Formulam: ZnSO4·7H2O
3、Molecular Weight: 287.50
4、CAS: 7446-20-0
5、Character: It is colorless transparent prism or spicule or granular crystalline powder, odorless. Relative density is 1.957. Melting point is 100℃. It’s easily soluble in water and aqueous solution is acidic to litmus. It’s slightly soluble in ethanol and glycerin.,it will be effloresced slowly in the dry air at room temperature.
6、Usage: It is used as nutritional supplement(zinc fortifier) and processing aid. It’s used in milk product, infant food, liquid and milk drinks, grain and its’ products, table salt, soft drinks, maternal formula and coco powder and other flavor nutritional solid drinks.
7、Packing: It is packed with polyethylene bag as inner layer, and a compound plastic woven bag as outer layer. The net weight of each bag is 25kg.
8、Storage and Transport: It should be stored in a dry and ventilative warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.

Specification | GB25579-2010 | FCC VII |
Content,w/% | 99.0-100.5 | 98.0-100.5 |
Arsenic(As),w/% ≤ | 0.0003 | ———— |
Alkalis and Alkaline Earths,w/% ≤ | 0.50 | 0.50 |
Acidity, | Pass the test | Pass Test |
Selenium(Se),w/% ≤ | 0.003 | 0.003 |
Mercury(Hg),w/% ≤ | 0.0001 | 0.0005 |
Lead(Pb),w/% ≤ | 0.0004 | 0.0004 |
Cadmium(Cd), w/% ≤ | 0.0002 | 0.0002 |

Our company carries out all staff quality management, insists that quality is life, and strives to provide more high-quality Magnesuim Sulphate Heptahydrate for the majority of consumers. We continue to promote the construction of employee development mechanism, and are committed to become a model for the common development of employees and enterprises. We will start a new navigation of product technology research and development with more professional, more systematic, and more detailed product division.
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