氧化钛(IV) 99.9% metals basis，粉末
Titanium(IV) oxide, anatase
品牌：桔子
产品编号：S59027
CAS号：1317-70-0
分子式：TiO2
分子量：79.87
MDL：MFCD00011269
| 产品名称 : | 氧化钛(IV) |
|---|---|
| 英文名称 : | Titanium(IV) oxide, anatase |
| 参考名称 : | 氧化钛(IV) |
| 参考英文名称 : | Titanium(IV) oxide |
| CAS号 : | 1317-70-0 |
| 分子式 : | TiO2 |
| 分子量 : | 79.87 |
| SMILES : | O=[Ti]=O |
| MDL NO : | MFCD00011269 |
| PubChem CID : | 26042 |
| InChIKey : | GWEVSGVZZGPLCZ-UHFFFAOYSA-N |
| 储存条件 : | RT |
实验性质
| 熔点 : | 1855 °C |
|---|---|
| 外观 / 形态 : | CBI; Large Crystals; Other Solid; Dry Powder; Liquid；COLOURLESS-TO-WHITE CRYSTALLINE POWDER.；Liquid; Wet Solid; Other Solid; Dry Powder; Large Crystals; Liquid; Other Solid; Dry Powder; Other Solid; Dry Powder; Liquid; Dry Powder; Large Crystals; Liquid; Liquid; Other Solid; Wet Solid; Dry Powder; Dry Powder; Wet Solid; CBI; Large Crystals；Other Solid; CBI；Titanium dioxide is an odorless white powder. Tasteless. pH 7.5. Occurs in three crystalline forms. (NTP, 1992)；WHITE-TO-YELLOW POWDER.；White solid; Insoluble in water; [IARC] Powder; [Sigma-Aldrich MSDS]；White to slightly coloured powder；White, odorless powder.；White, odorless powder; Found naturally in the minerals rutile, anatase (or octahedrite), brookite, ilemnite (FeTiO3), and perovskite (CaTiO3). [Merck Index] |
| 颜色 / 形态 : | White, tetragonal crystals；White powder in two crystalline forms, anatase and rutile；AMORPHOUS, INFUSIBLE POWDER；White powder |
| 沸点 : | 2500-3000 °C；2600-3000 °C；4532 to 5432 °F at 760 mmHg (NTP, 1992)；4532-5432 °F |
| 密度 : | 3.9 to 4.2 (NTP, 1992)；3.9-4.3 g/cm³；4.23 @25 °C；4.23；White, orthorhombic crystals; density: 4.17 g/cu cm /Titanium(IV)oxide (Brookite)/；4.26 |
| 折射率 : | ANATASE: INDEX OF REFRACTION (NA): 2.554; 2.493; SPECIFIC GRAVITY: 3.84; BROOKITE: INDEX OF REFRACTION (NA): 2.583; 2.586; 2.741; SPECIFIC GRAVITY: 4.17 RUTILE: SPECIFIC GRAVITY: 4.26; INDEX OF REFRACTION (NA): 2.616; 2.903；Reactivity depends on previous heat treatment; prolonged heating produces less soluble material; made soluble by fusion with potassium bisulfate or alkali hydroxides or carbonates to form alkali titanates; Index of refraction: 2.7 (Titania crystals)；When substantially pure, a massive single crystal (boule) of rutile has properties of precious gem with a very light straw color and with reflectance, refraction and brilliance measuring greater than those of a diamond. ... high opacity and tinting values are claimed for rutile-like pigments.；INDEX OF REFRACTION: 2.616; 2.903 |
| 溶解性 : | Insoluble in water；Soluble in hot concentrated sulfuric acid; in hydrofluoric acid; insoluble in hydrochloric acid, nitric acid or diluted sulfuric acid；INSOL IN ORG SOLVENTS；SOLUBLE IN ALKALI |
| 蒸气压 : | 0 mmHg (approx)；0 mmHg at 68 °F Essentially (NTP, 1992) |
| 气味 : | Odorless |
| pH : | SUSPENSION IN WATER (1 IN 10) IS NEUTRAL TO LITMUS |
计算性质
| 极性表面积 (TPSA) : | 34.1 Ų |
|---|---|
| 氢键供体数 : | 0 |
| 氢键受体数 : | 2 |
| 可旋转键数 : | 0 |
| 精确质量 : | 79.9377699 Da |
| 重原子数 : | 3 |
| 分子复杂度 : | 18 |
资料来源：氧化钛(IV)产品资料页；来源页标注 PubChem CID 26042，资料日期 2026-10-11。
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