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Magnesium Carbonate

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Molecular Fomula: MgCO3
Molecular Weight:84.3139
CAS No.:13717-00-5

No.

Item

Standard

Index

1

Main Content

40.0-43.5%

  42.3%

2

Appearance

White Powder

White Powder

3

Loss On Ignition

54.0-58.0%

56.8%

4

Loss On Drying

Heavy

Light

Heavy

Light

3.0%max

2.0%max

1.37%

1.6%

4

Acid-Insoluble Substance

0.05%max

0.025%

5

Soluble Salt

1.0%max

0.40%

6

Free Alkali

2.0ml max

1.0ml

7

CaO

0.60% max

0.20%

8

Heavy Metal

20ppm max

<20ppm

9

Pb

2.0ppm max

1.0ppm

10

Fe

0.02%max

0.003%

11

As

3.0ppm max

1.0ppm

12

Bulk Density

 

Heavy

Light

0.50g/ml

0.28g/ml

 

Physical properties:
There are heavy quality and light points, non-toxic and tasteless, stable in the air.Slightly soluble in water, the aqueous solution is slightly alkaline, the solubility in water is 0.02% (15℃).Soluble in acid and ammonium salt solutions.
Application:
1. Neutralize gastric acid, used for gastric and duodenal ulcers.The recommended dosage is 2g/ day, and 8g/ day is easy to cause diarrhea.
2. Pharmaceutical intermediates, acid reliever, desiccant, color protector, carrier, anti-caking agent;
3. In food as additives, magnesium element compensation agent, flour improver, bread leavening agent;
4. Used in the production of chemical reagents in fine chemical industry;
5. Used as a reinforcing agent and filler in rubber;
6. Can be made of thermal insulation, high temperature resistant fireproof materials, is an important chemical raw material in the manufacturing process of wire and cable, fireproof coating, boiler manufacturing;
7. Manufacture advanced glass products, enamel ceramics play a role of surface brightness;
8. Manufacture of magnesium salts, pigments, paints, shipbuilding, daily cosmetics and hand rubs for athletes in competition.
 

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Time of issue:2019-09-18 00:00:00

Laizhou City Laiyu Chemical CO.,Ltd.

Add:Chenggang road Zhuyou Laizhou City Shandong China

Tel:+86-535-2719337 +86-535-2719339

Mg Salts:+86-17353579638(Agro/Industry)

      +86-17353579681(Food/Feed)

Organic:+86-17353579638

Fax:+86-535-2755678

E-Mail:lyhg@laiyu.com

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Time of issue:2019-09-18 00:00:00

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