Silicon dioxide is a silicon oxide made up of linear triatomic molecules in which a silicon atom is covalently bonded to two oxygens.
製品には実際どれくらい入っているか
この成分の含有量を表示した製品はまだありません。
この成分を含む製品のうち3,852件は全成分の前の方（1%ラインより前）、464件は後ろ（ふつう1%以下）に書いています。
この成分を含む製品
確認済み 4,243件中 12件 · 十分に入っている製品から · 全 4,243件を見る
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定義
Silicon dioxide is a silicon oxide made up of linear triatomic molecules in which a silicon atom is covalently bonded to two oxygens.
出典: PubChem
Silicon dioxide
化粧品での役割
透明な処方を不透明にするOPACIFYING水や油を吸収するABSORBENT物理的にこすって落とすABRASIVE粉体が固まるのを防ぐANTICAKING
安全性・規制情報
韓国の有害物質GHS分類なし · 既存化学物質
詳しい資料 — 表示名・識別番号・物性・試験記録・文献
別名・識別情報
SOLUM DIATOMEAEINCISilica別名
- CAS No.化学物質登録番号
- 7631-86-9
- EC No.EU化学物質目録番号
- 231-545-4
- DTXSID米国EPA化学物質番号
- DTXSID1029677
- DTXCID米国EPA化合物番号
- DTXCID009677
- IUPAC
- Silanedione
- 分子式
- O2Si
- 分子量
- 60.083 g/mol
測定された物性
- 性状
- Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.] · Dry Powder, Other Solid, Large Crystals, CBI
- 臭い
- Odorless · 無臭
- 沸点
- 4046 °F at 760 mmHg (NIOSH, 2024) · 4046 °F
- 融点
- 3110 °F (NIOSH, 2024) · 3110 °F
- 溶解性
- Insoluble (NIOSH, 2024) · The solubility of the various phases of silicas is very complex and depends upon several factors. Solubility increases with temperature and pH and is affected by the presence of trace metals. Particle size influences the rate of solubility. /Silica/
- pH
- 3.5-4.4
- 融点・凝固点
- &, gt, 1600 ℃
- 初留点および沸点範囲
- &, gt, 2230 ℃
- 比重
- 2.19-2.66
- 分子量
- 60.09
物質そのものを測定した値です。安全保健公団（KOSHA）の資料はSDS作成・確認の参考用で、原料商品の規格ではありません。
出典: PubChem · 韓国安全保健公団 SDS
製品が実際に使っている用途
米国EPAにこの成分を届け出た製品656件の用途です。化粧品以外の製品も含まれるため、上の数行がこの成分の主な使い道といえます。
- Processing aids not otherwise specified100
- Filler99
- Anti-caking agent54
- Pigment38
- Degradant/impurity (EPA)32
- No specific technical function31
- Viscosity modifier29
- Thickening agent26
その他の用途 54件
- Defoamer17
- Absorbent16
- Abrasive15
- Binder15
- Monomers14
- Surface modifier11
- Adsorbent10
- Conductive agent9
- Anti-adhesive/cohesive9
- Flow promoter9
- Opacifer9
- Adhesion/cohesion promoter8
- Dispersing agent7
- Crystal growth modifiers (nucleating agents)6
- Wetting agent (non-aqueous)6
- Dye5
- Catalyst5
- Lubricating agent4
- Emulsifier4
- Antioxidant4
- Drier4
- Intermediate4
- Hardener4
- Soil amendments3
- Fragrance3
- Dehydrating agent (desiccant)3
- Surfactant (surface active agent)2
- Photosensitive agent2
- Anti-slip agent2
- Propellants, non-motive (blowing agents)2
- Fixing agent (mordant)2
- Insulators2
- Plating agent2
- Plasticizer2
- Chemical reaction regulator2
- Semiconductor and photovoltaic agent2
- Softener and conditioner2
- Fuel2
- Stabilizing agent2
- Anti-static agent2
- Solids separation (precipitating) agent, not other2
- Flavouring and nutrient1
- Corrosion inhibitor1
- pH regulating agent1
- Density modifier1
- Ion exchange agent1
- Bleaching agent1
- Etching agent1
- Flux agent1
- Dusting agent1
- Swelling agent1
- Waterproofing agent1
- Pharmaceutical disintegrant (EPA)1
- Humectant1
出典: 米国EPA CompTox
刺激・感作試験の記録
皮膚試験7件・眼試験9件の記録があります。
低いと分類10件
試験の結論はおおむね一致しています（100%）。 原料そのものを試験した記録で、完成品に含まれる濃度での刺激性とは異なります。
試験16件をすべて見る
- Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · other guideline: National standard protocol (No. IPC/05-92) corresponding to US EPA according to - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to EPA OPPTS 870.2500 (Acute Dermal Irritation) according to - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) according to - Studies Indicate No Significant Irritation
skin irritation: in vivo · Screening · OECD Guideline 404 (Acute Dermal Irritation / Corrosion) equivalent or similar to other guideline: Patch-Test; Hazardous Substances, Part 191, Section 11, FDA, Washington, 1965 according to - Classification not possible
Skin Sensitization · Screening - Not classified
Skin Irritation · Screening - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Federal Hazardous Substance Act (1973) according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Draize-Test; Hazardous Substances, Part 191, Section 12, Federal Register, Vol. 37, No. 83, FDA, Washington 1972 according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to EPA OPPTS 870.2400 (Acute Eye Irritation) according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · no guideline available other guideline: Draize-Test equivalent or similar to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · other guideline: Draize-Test; Hazardous Substances, Part 191, Section 12, Federal Register, Vol. 37, No. 83, FDA, Washington according to - Category 2
Eye Irritation · Screening - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) equivalent or similar to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to EU Method B.5 (Acute Toxicity: Eye Irritation / Corrosion) according to - Studies Indicate No Significant Irritation
eye irritation: in vivo · Screening · OECD Guideline 405 (Acute Eye Irritation / Corrosion) according to
出典: 米国EPA CompTox