硅酸镁

  • 基本信息
  • 制备方法及用途
  • 物化性质
  • 安全信息
  • 毒理性
  • MSDS
  • 结构与计算化学
  • 表征图谱

硅酸镁 基本信息

中文名称:
硅酸镁 
中文别名:
硅酸镁;
硅镁型吸附剂;
氟罗里硅土;
硅酸镁吸附剂;
活性硅酸镁 
英文名称:
Magnesium silicate
英文别名:
Magnesium silicate;
Florisil,100-200 mesh;
chooz;
Activated magnesium silicate,Magnesium silica;
tri-sil;
novasorb;
salisil;
trimax;
kw600s;
Magnesium silicate adsorbent(synthetic);
avibest;
magnesol;
Activated magnesium silicate;
magmasil;
gastomag;
Florisil,60-100 mesh 
CAS No.:
1343-88-0
分 子 式:

MgSiO3

分 子 量:
100.39
精确分子量:
99.94670
PSA:
63.19000
MDL:
MFCD00078249
EINECS:
215-681-1
InChI:
InChI=1/Mg.O3Si/c;1-4(2)3/q+2;-2
危险品标志:

IrritantXi

风险术语:

R36/37/38

安全术语:

S24/25;S36;S26

分子结构式:
SDS:
查看

硅酸镁 制备方法及用途

制备方法

由镁盐与可溶性硅相互作用而成。将石英和MgO在熔炉中熔化(采用Wanner高温计),即可得到MgSiO3。

合成制备方法

由镁盐与可溶性硅相互作用而成。将石英和MgO在熔炉中熔化(采用Wanner高温计),即可得到MgSiO3。

用途简介

抗结剂;助滤剂;被膜剂;糖果抛光涂釉剂;胶姆糖扑粉剂;大米涂层剂;(药品)制酸剂。按GB 2760-90列为加工助剂。FDA规定可用作餐桌用盐,限量2%。EEC用于食盐、糖粉、糖果、大米和胶姆糖。

用途

抗结剂;助滤剂;被膜剂;糖果抛光涂釉剂;胶姆糖扑粉剂;大米涂层剂;(药品)制酸剂。
按GB 2760-90列为加工助剂。FDA规定可用作餐桌用盐,限量2%。
EEC用于食盐、糖粉、糖果、大米和胶姆糖。

硅酸镁 物化性质

外观与性状:
白色至灰白色细粉末
密度:
3.21
熔点:
191°C
存储条件/存储方法:

保持贮藏器密封、储存在阴凉、干燥的地方,确保工作间有良好的通风或排气装置

稳定性相关:

如果遵照规格使用和储存则不会分解,未有已知危险反应,避免氧化物

其它信息:

1.       性状:白色片状晶体,不溶于水。

2.       密度(g/mL,25/4℃): 3.192

3.       相对蒸汽密度(g/mL,空气=1):未确定

4.       熔点(ºC):1890

5.       沸点(ºC,常压):未确定

6.       沸点(ºC,5.2kPa): 未确定

7.       折射率: 未确定

8.       闪点(ºC): 未确定

9.       比旋光度(º): 未确定

10.    自燃点或引燃温度(ºC): 未确定

11.    蒸气压(kPa,25ºC): 未确定

12.    饱和蒸气压(kPa,60ºC): 未确定

13.    燃烧热(KJ/mol):未确定

14.    临界温度(ºC): 未确定

15.    临界压力(KPa): 未确定

16.    油水(辛醇/水)分配系数的对数值: 未确定

17.    爆炸上限(%,V/V):未确定

18.    爆炸下限(%,V/V): 未确定

19.    溶解性:不溶于水和乙醇。

硅酸镁 安全信息

海关代码:
2839900090
WGK_Germany:
-
德国有关水污染物质的分类清单
危险类别码:
R36/37/38
安全说明:
S24/25
RTECS号:
VV7340000
危险标志:
Xi: Irritant;

硅酸镁 毒理性

生态数据:

对是水稍微有危害的不要让未稀释或大量的产品接触地下水、水道或者污水系统,若无政府许可,勿将材料排入周围环境。

硅酸镁 MSDS

Name: Florisil Material Safety Data Sheet
Synonym: Magnesium Silicat
CAS: 1343-88-0
Section 1 - Chemical Product   MSDS Name:Florisil Material Safety Data Sheet
Synonym:Magnesium Silicat

Section 2 - COMPOSITION, INFORMATION ON INGREDIENTS
CAS# Chemical Name content EINECS#
1343-88-0 Magnesium Silicate 100.0 215-681-1
Hazard Symbols: None Listed.
Risk Phrases: None Listed.

Section 3 - HAZARDS IDENTIFICATION
  EMERGENCY OVERVIEW
The toxicological properties of this material have not been fully investigated.
Potential Health Effects
Eye:
No information regarding eye irritation and other potential effects was found.
Skin:
No information regarding skin irritation and other potential effects was found.
Ingestion:
The toxicological properties of this substance have not been fully investigated.
Inhalation:
The toxicological properties of this substance have not been fully investigated.
Chronic:
No information found.

Section 4 - FIRST AID MEASURES
  Eyes: Get medical aid immediately. Gently lift eyelids and flush continuously with water.
Skin:
Get medical aid if irritation develops or persists. Flush skin with plenty of soap and water.
Ingestion:
If victim is conscious and alert, give 2-4 cupfuls of milk or water.
Get medical aid immediately.
Inhalation:
Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Notes to Physician:

Section 5 - FIRE FIGHTING MEASURES
  General Information:
As in any fire, wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear.
Extinguishing Media:
Use water fog, dry chemical, carbon dioxide, or regular foam.

Section 6 - ACCIDENTAL RELEASE MEASURES
  General Information: Use proper personal protective equipment as indicated in Section 8.
Spills/Leaks:
Vacuum or sweep up material and place into a suitable disposal container.

Section 7 - HANDLING and STORAGE
  Handling:
Wash thoroughly after handling. Avoid contact with skin and eyes.
Avoid ingestion and inhalation. Use with adequate ventilation.
Storage:
Store in a cool, dry place.

Section 8 - EXPOSURE CONTROLS, PERSONAL PROTECTION
  Engineering Controls:
Use adequate ventilation to keep airborne concentrations low.
Exposure Limits CAS# 1343-88-0: Personal Protective Equipment Eyes: Wear appropriate protective eyeglasses or chemical safety goggles as described by OSHA's eye and face protection regulations in 29 CFR 1910.133 or European Standard EN166.
Skin:
Wear appropriate protective gloves to prevent skin exposure.
Clothing:
Wear appropriate protective clothing to prevent skin exposure.
Respirators:
Follow the OSHA respirator regulations found in 29 CFR 1910.134 or European Standard EN 149. Use a NIOSH/MSHA or European Standard EN 149 approved respirator if exposure limits are exceeded or if irritation or other symptoms are experienced.

Section 9 - PHYSICAL AND CHEMICAL PROPERTIES
 
Physical State: Solid
Color: white
Odor: Not available.
pH: Not available.
Vapor Pressure: Not available.
Viscosity: Not available.
Boiling Point: Not available.
Freezing/Melting Point: Not available.
Autoignition Temperature: Not available.
Flash Point: Not available.
Explosion Limits, lower: Not available.
Explosion Limits, upper: Not available.
Decomposition Temperature:
Solubility in water: Insoluble in water.
Specific Gravity/Density:
Molecular Formula:
Molecular Weight:

Section 10 - STABILITY AND REACTIVITY
  Chemical Stability:
Stable.
Conditions to Avoid:
None reported.
Incompatibilities with Other Materials:
Not available.
Hazardous Decomposition Products:
None.
Hazardous Polymerization: Has not been reported.

Section 11 - TOXICOLOGICAL INFORMATION
  RTECS#:
CAS# 1343-88-0 unlisted.
LD50/LC50:
Not available.
Carcinogenicity:
Magnesium Silicate - Not listed by ACGIH, IARC, or NTP.

Section 12 - ECOLOGICAL INFORMATION
 

Section 13 - DISPOSAL CONSIDERATIONS
  Products which are considered hazardous for supply are classified as Special Waste and the disposal of such chemicals is covered by regulations which may vary according to location. Contact a specialist disposal company or the local waste regulator for advice. Empty containers must be decontaminated before returning for recycling.

Section 14 - TRANSPORT INFORMATION
 
IATA
Not regulated as a hazardous material.
IMO
Not regulated as a hazardous material.
RID/ADR
Not regulated as a hazardous material.

Section 15 - REGULATORY INFORMATION
 
European/International Regulations
European Labeling in Accordance with EC Directives
Hazard Symbols: Not available.
Risk Phrases:
Safety Phrases:
WGK (Water Danger/Protection)
CAS# 1343-88-0: 0
Canada
CAS# 1343-88-0 is listed on Canada's DSL List.
CAS# 1343-88-0 is not listed on Canada's Ingredient Disclosure List.
US FEDERAL
TSCA
CAS# 1343-88-0 is listed on the TSCA inventory.


SECTION 16 - ADDITIONAL INFORMATION
N/A

硅酸镁 分子结构与计算化学数据

分子结构数据

1、摩尔折射率:无可用的

2、摩尔体积(cm3/mol):无可用的

3、等张比容(90.2K):无可用的

4、表面张力(dyne/cm):无可用的

5、介电常数:无可用的

6、极化率(10-24cm3):无可用的

7、单一同位素质量:99.946712 Da

8、标称质量:100 Da

9、平均质量:100.3887 Da

计算化学数据

1.疏水参数计算参考值(XlogP):无

2.氢键供体数量:0

3.氢键受体数量:12

4.可旋转化学键数量:0

5.互变异构体数量:无

6.拓扑分子极性表面积277

7.重原子数量:16

8.表面电荷:-10

9.复杂度:19.1

10.同位素原子数量:0

11.确定原子立构中心数量:0

12.不确定原子立构中心数量:0

13.确定化学键立构中心数量:0

14.不确定化学键立构中心数量:0

15.共价键单元数量:4

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