硼酸 ChP, 欧洲药典（Ph.Eur）, 适用于分析, ACS, 优级品
Boric acid
品牌：桔子
产品编号：V87590
CAS号：10043-35-3
分子式：H3BO3
分子量：61.84
硼酸
告诉我实验用途，帮您核对等级、计算用量、查找本站配套试剂。
点击即可开始，已自动带入当前商品，无需重复输入名称。
| 货号 | 规格 | 价格 | 货期 | 购买数量 |
|---|---|---|---|---|
| V87590-100g促销 | ChP, 欧洲药典（Ph.Eur）, 适用于分析, ACS, 优级品 | 2-3天 | ||
| V87590-500g促销 | ChP, 欧洲药典（Ph.Eur）, 适用于分析, ACS, 优级品 | 2-3天 | ||
| V87590-2.5kg促销 | ChP, 欧洲药典（Ph.Eur）, 适用于分析, ACS, 优级品 | 2-3天 |
| 中文名称 : | 硼酸 |
|---|---|
| 英文名称 : | Boric acid |
| 中文别名 : | 未提供 |
| 英文别名 : | 未提供 |
| CAS号 : | 10043-35-3 |
| 分子式 : | H3BO3 |
| 分子量 : | 61.84 |
| SMILES Code : | 尚未取得 |
| MDL NO : | 尚未取得 |
| Pubchem ID : | 7628 |
| InChIKey : | KGBXLFKZBHKPEV-UHFFFAOYSA-N |
实验性质
| 外观 / 形态 : | Boric acid is an odorless white solid. Melting point 171 °C. Sinks and mixes with water. (USCG, 1999)；Dry Powder; Other Solid; Large Crystals; Dry Powder; Large Crystals; Liquid; Other Solid；Colourless, odourless, transparent crystals or white granules or powder; slightly unctuous to the touch; occurs in nature as the mineral sassolite；Colorless crystals or white powder or granules; odorless; [Merck Index] White odorless powder; [Alfa Aesar MSDS]；Solid；ODOURLESS COLOURLESS CRYSTALS OR WHITE POWDER.；Odorless white solid. |
|---|---|
| 颜色 / 形态 : | Colorless, transparent crystals or white granules or powder；Colorless triclinic crystals；White waxy triclinic solid plates |
| 气味 : | Odorless |
| 沸点 : | 572 °F at 760 mmHg (decomposes) (NTP, 1992)；572 °F |
| 熔点 : | 340 °F (NTP, 1992)；171 °C；170.9 °C；340 °F |
| 溶解性 : | 10 to 50 mg/mL at 66 °F (NTP, 1992)；Soluble in hot water, partially soluble in cold water；Slightly unctuous to touch; volatile with steam; solubility in water increased by hydrochloric, citric or tartaric acids；Solubility: in glycerol 17.5% at 25 °C; ethylene glycol 18.5% at 25 °C; in methanol 173.9 g/L at 25 °C; in ethanol 94.4 g/L at 25 °C; in acetone 0.6% at 25 °C; ethyl acetate 1.5% at 25 °C；Water solubility: 2.52% at 0 °C; 3.49% at 10 °C; 4.72% at 20 °C; 6.23% at 30 °C; 8.08% at 40 °C; 10.27% at 50 °C; 12.97% at 60 °C; 15.75% at 70 °C; 19.10% at 80 °C; 23.27% at 90 °C; 27.53% at 100 °C；Solubility in water is increased by hydrochloric acid；In water, 5.0X10+4 mg/L at 25 °C；50 mg/mL at 25 °C；Solubility in water, g/100ml at 20 °C: 5.6 |
| 密度 : | 1.435 at 68 °F (USCG, 1999) - Denser than water; will sink；1.5 g/cu cm；Relative density (water = 1): 1.5；1.435；1.435 @25 °C |
| 蒸气压 : | 1.6X10-6 mm Hg at 25 °C (2.136X10-4 Pa); log P (in Pa) = 26.83 - 9094/T where T is deg K；Vapor pressure at 20 °C: negligible |
| LogP : | log Kow = 0.175；0.18；-1.09 |
| 热分解说明 : | Boric acid decomposes in heat above 100 °C forming boric anhydride and water.；171 °C |
| pH : | 3,8-4,8 (3,3 % aqueous solution)；pH = 5.1 (0.1 Molar) |
| 折射率 : | Index of refraction: 1.337, 1.461, 1.462 |
| 解离常数 pKa : | Ka = 5.80X10-10 at 25 °C (pKa = 9.24) |
资料来源：硼酸产品资料页；来源页标注 PubChem CID 7628，资料日期 。
质检证书(COA)
摩尔浓度计算器
启用 JavaScript 后可使用摩尔浓度计算器。