1343-88-0

• 常用中文名：氟罗里硅土
• 常用英文名：Magnesium silicate
• CAS号：1343-88-0
• 分子式：MgO₃Si
• 分子量：100.389
• 相关类别： 无机化工 无机盐 硅化物及硅酸盐
• 发布时间：2018-02-08 08:00:00
• 更新时间：2024-01-02 09:56:28
• 硅酸镁(活性硅酸镁)是氧化镁(MgO)和二氧化硅(SiO2)的化合物。硅酸镁用于抗酸和抗溃疡制剂,并用作除臭剂、脱色剂和抗真菌剂[1]。

名称

• 中文名: 硅酸镁
• 英文名: Magnesium silicate
• 中文别名: 硅镁型吸附剂; 氟罗里硅土; 硅酸镁吸附剂; 活性硅酸镁; 氟罗里硅土
• 英文别名: magmasil; novasorb; Florisil,100-200 mesh; MFCD00078249; tri-sil; trimax; Magnesium silicate adsorbent(synthetic); Activated magnesium silicate; EINECS 215-681-1; chooz; Activated magnesium silicate,Magnesium silica; kw600s; avibest; gastomag; Florisil,60-100 mesh; magnesol; salisil

物化性质

• 密度: 3.21
• 熔点: 1910°C
• 分子式: MgO₃Si
• 分子量: 100.389
• 精确质量: 99.946709
• PSA: 63.19000
• 外观性状: 白色至灰白色细粉末
• 储存条件:

  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:

  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

• 分子结构:

  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:

  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

• 更多:

  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。

生物活性

• 描述: 硅酸镁(活性硅酸镁)是氧化镁(MgO)和二氧化硅(SiO2)的化合物。硅酸镁用于抗酸和抗溃疡制剂,并用作除臭剂、脱色剂和抗真菌剂[1]。
• 相关类别:
  研究领域 >> 感染
  信号通路 >> 抗感染 >> 真菌
  研究领域 >> 炎症/免疫

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

毒性和生态

生态学数据: 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。

安全

• 个人防护装备: Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
• 危害码 (欧洲): Xi: Irritant;
• 风险声明 (欧洲): R36/37/38
• 安全声明 (欧洲): S24/25
• 危险品运输编码: NONH for all modes of transport
• WGK德国: -
• RTECS号: VV7340000
• 海关编码: 2839900090

制备

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。

海关

海关编码	2839900090