Silicon atom is a metalloid atom, a nonmetal atom and a carbon group element atom.
产品中实际含有多少
暂无产品标示该成分含量。
含该成分的产品中,1 款将其列在 1% 线之前,0 款列在之后(通常不超过 1%)。
含有此成分的产品
已确认 1 款中的 1 款 · 按含量充足程度排序
定义
Silicon atom is a metalloid atom, a nonmetal atom and a carbon group element atom.
来源: PubChem
美国FDA 物质登记 · UNII Z4152N8IUI · 登记名称 SILICON · 单一化学物质
Silicon is a metalloid element.
化妆品中的作用
物理摩擦清洁ABRASIVE
安全与法规参考
未列入韩国有毒物质 GHS 分类 · 现有化学物质
详细资料——标示名称、识别编号、物性、试验记录、文献
官方标示名称和定义
日本化妆品工业联合会标示名称 ケイ素: 本品は、半金属元素Siである。
来源: 日本化妆品工业联合会标示名称
别名和识别信息
SILICONINCIケイ素日本标示名称
- CAS No.化学物质登记号
- 7440-21-3
- EC No.欧盟化学品目录编号
- 231-130-8
- EC No.欧盟化学品目录编号
- 231-130-8 (I)
- DTXSID美国EPA化学品编号
- DTXSID0051441
- DTXCID美国EPA化合物编号
- DTXCID5030038
- IUPAC
- Silicon
- 分子式
- Si
- 分子量
- 28.085 g/mol
实测物性
- 性状
- Silicon powder, amorphous appears as a dark brown powder. Insoluble in water and denser than water. Burns readily when exposed to heat or flames, and may be difficult to extinguish. Water may not be effective in extinguishing flames. Used to make computer microchips. · Dry Powder, Other Solid, Large Crystals, Wet Solid, CBI
- 沸点
- 4271 °F at 760 mmHg (NIOSH, 2024) · 2355 °C
- 熔点
- 2570 °F (NIOSH, 2024) · 1410 °C
- 溶解性
- Insoluble (NIOSH, 2024) · Soluble in a mixture of nitric and hydrofluoric acids and in alkalis, insoluble in nitric and hydrochloric acid
- 密度
- 2.33 at 77 °F (NIOSH, 2024) - Denser than water, will sink · 2.33 g/cu cm at 25 °C/4 °C
- 黏度
- Dynamic viscosity = 0.88 cP at MP and 0.7 cP at 1500 °C, kinematic viscosity (calculated) = 0.347 cSt at MP and 0.28 cSt at 1500 °C /Liquid silicon/
- 颜色
- 白色
- 气味
- 无臭
- 熔点/凝固点
- 1410 ℃
- 初沸点和沸程
- 2355 ℃
- 闪点
- 33~44 ℃
- 易燃性(固体、气体)
- &, gt, = 300 - &, lt, = 600
- 蒸气压
- 1 ㎜Hg (at 1724 ℃)
- 比重
- 2.33 g/ml (at 25 °C(lit.) )
- 自燃温度
- (25 - 66 ℃, 100 - 105 kPa)
- 分子量
- 28.09
这是对物质本身测得的数值。韩国安全保健公团(KOSHA)的资料仅供编写和审核安全数据表参考,并非原料商品的规格。
来源: PubChem · 韩国安全保健公团 安全数据表
产品实际使用的用途
这是向美国 EPA 申报含该成分的 95 款产品的用途。其中包括化妆品以外的产品,排在前几行的即为该成分的主要用途。
- Degradant/impurity (EPA)26
- Alloying element12
- Filler7
- Hardener6
- Flow promoter5
- Surface modifier5
- Defoamer4
- Intermediate4
其余用途 15 项
- Reducing agent3
- Abrasive3
- Wetting agent (non-aqueous)3
- Semiconductor and photovoltaic agent2
- Anti-adhesive/cohesive2
- Pigment2
- Dispersing agent2
- Waterproofing agent2
- No specific technical function1
- Oxidizing agent1
- pH regulating agent1
- Anti-slip agent1
- Solvent1
- Processing aids not otherwise specified1
- Sealant (barrier)1
来源: 美国EPA CompTox
刺激与致敏试验记录
记录有皮肤试验 3 项、眼部试验 3 项。
归类为低1 项
试验结论基本一致(100%)。 这是对原料本身的试验记录,与成品中所含浓度下的刺激性不同。
查看全部 6 项试验
- Classification not possible
Skin Irritation · Screening - Classification not possible
Skin Sensitization · Screening - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: Organisation for Economic Co-operation and Development (1979). OECD Short-term and Lone-term Toxicology' Groups. Final Report: Acute Dermal Irritation/ Corrosivity. 31 December. p. 35. according to - Category 2B
Eye Irritation · Screening - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: technique as described in the "Appraisal of the Safety of Chemicals in Foods, Drugs and Cosmetics" (1959) of the US Association of Food and Drug Officials (AFDO) equivalent or similar to - Severe Irritation
eye irritation: in vivo · Screening · other guideline: Organisation for Economic Co-operation and Development (1979). OECD Short-term and Long-term Toxicology Groups, Final Report: Acute Eye Irritation/Corrosivity. 31 December, p. 40. according to other guideline: Association Francaise de Normalisation (1982). Evaluation de I'lrritation et/ou de la Corrosion Oculaires, chez le Lapin. AFNOR (Project): TD3-B dot. 37 according to other guideline: Jownal OJiciel de la R+ptrblique Franwise (1973). MCthodes officielles d'analyse des cosmttiques et produits de beaute. Annexe II: Mtthode ofiicielle pour la determination de I'irritation oculaire. Arrett du I6 Avril 1973. Journal O$icie/ 5 June, p. 3953. according to
来源: 美国EPA CompTox
相关文献
- Silicon separation and purification process from hypereutectic aluminum-silicon for organosilicon use · 2021
- Significance of Silicon Uptake, Transport, and Deposition in plants. · 2020
- Silicon-based nanostructures for integrated thermoelectric generators · 2018
- CONTENT OF SILICON IN FRACTIONS OF PLANT PROTEIN · 2017
- SILICON IN MEDICINE AND THERAPY · 2011