PRODUCT

Product Description

Product Introduction

Colorless tetragonal columnar crystals or granular crystals. Taste salty and slightly bitter. d 1. 67. more stable below 47℃. Easily weathered in dry air, lose 1 water of crystallization. 70 ~ 80 ℃ to lose 4 water of crystallization. 100 ℃ to lose 5 water of crystallization, 120 ℃ to lose 6 water of crystallization, if exposed to humid air and then quickly absorb water. About 250 ℃ to become anhydrous. Easily soluble in water (20 ℃: 7lg/lOOmL; 40 ℃: 91g/lOOmL), the solution is neutral, pH 6 ~ 7. Slightly soluble in ethanol.


Uses

1.Magnesium sulfate heptahydrate is used as agricultural fertilizer.

It is used in soil with magnesium deficiency, dissolved in water and absorbed by soil to make soil fertile. As an important part of chlorophyll, magnesium absorbs sunlight and utilizes light to provide nutrients for crop growth, promoting crop growth and increasing yield. The advantage of magnesium sulfate over other fertilizers is its high solubility.

2.Magnesium Sulfate Heptahydrate for Animal Husbandry

As a supplement of magnesium in feed processing, magnesium is an indispensable factor in the livestock body when it is involved in bone building and muscle contraction, and is an activator of many enzymes in the livestock body. Magnesium sulfate is widely used to supplement the magnesium in animal feed and drinking water, timely supplementation of soil and plant magnesium deficiency leads to insufficient feed nutrients. It promotes animal growth and improves the quality and yield of livestock products.

3. Magnesium sulfate heptahydrate is used in industry

Printing and dyeing industry, used as fabric dyeing agent, weighting agent, magnesium (mordant) dyeing agent, used for printing and dyeing fine and thin cotton cloth, silk, as the weighting agent of cotton silk and filler of kapok products. It is used as filler in tanning industry to enhance heat resistance; it is used in the manufacture of fireproof materials; it is used as desiccant and dehydrating agent in organic chemical industry; it is used as synthesis auxiliary of ABS and PVC resin; it is also used in the treatment of industrial wastewater.


Product   nameMagnesium   sulfate heptahydrate
CAS10034-99-8
Chemical   formulaMagnesium.O4S.7H2O
Molecular   weight246.47
Density2.66
Melting point1124°C
Boiling point330°C at 760 mmHg
Water   solubilitySoluble   in water and acids. Slightly soluble in alcohol and glycerol.
Vapor Pressure<0.1 mm Hg ( 20   °C)
Vapor Density<0.01 (compared to   air)
SolubilityH2O: 1m at 20 °C,   clear, colorless


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