碳酸镁

厂商 :江苏科伦多食品配料有限公司

江苏 连云港
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商品详细描述

科伦多厂家直销食品级轻质碳酸镁,重质碳酸镁,销售热线18861332609

碳酸镁  MAGNESIUM CARBONATE

 

一、化学名:碳酸镁,碱式碳酸镁

二、分子式:xMgCO3·yMg(OH) 2·zH2O

三、分子量:----

四、CAS: 39409-82-0

五、性状:轻质碳酸镁为白色易碎块状或松散的白色粉末无臭,相对密度2.2,熔点350℃。在空气中稳定,加热至700℃易分解成二氧化碳和氧化镁,几乎不溶于水,但在水中引起轻微的碱性反应。不溶于乙醇,可被烯酸溶解并发泡。

六、用途:营养强化剂、面粉处理剂、抗结剂、稳定膨松剂。可用于小麦粉,也可用于胶姆糖配料。

七、包装:内衬聚乙烯塑料袋,外套塑料编织袋,每袋25Kg

八、贮存与运输:本品应贮存在干燥通风清洁的库房中,装载运输时要轻装轻放,防止包装破损,防止受潮、受热,运输过程中防止雨淋受潮,应与有毒物品隔离。


质量指标

Specification

GB 25587-2010

FCC VII

含量(MgO) ,w/%       

Content (MgO), w/%

40.0-44.0

40.0-43.5

酸不容物,w/%          ≤

Acid-insoluble Substances ,w/%   

0.05

0.05

重金属(以Pb计),w/% ≤

Heavy MetalsAs Pb,w/%    ≤

0.001

————

氧化钙,w/%            ≤

CaO, w/%                    ≤

0.6

0.6

可溶,w/%          ≤

Soluble Salts, w/%             ≤

1.0

1.0

(Pb),mg/kg           ≤

Pb, mg/kg                    ≤

————

2.0

砷(As,mg/kg         ≤

ArsenicAs,mg/kg          ≤

3

————

 

1Chemical Name: Magnesium Carbonate

2Molecular Formula: xMgCO3·yMg(OH) 2·zH2O

3Molecular Weight: ---

4CAS: 39409-82-0

5Character: Light one is white, friable masses or bulky, white powder, odorless. Relative density is 2.2. Melting point is 350℃. It’s stable in air. When heated to 700℃, it decomposes to carbon dioxide and magnesium oxide. It’s almost insoluble in water, but it imparts a slight alkaline reaction. It is insoluble in ethanol, but dissolves, with effervescence, in dilute acids.

6Usage: It’s used as nutrient, flour treatment agent, anti-caking agent and leavening agent. It could be used in wheat powder and gum ingredients.

7Packing: 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.

8Storage 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.


 


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