钨酸
Tungstic acid
产品价格
| 产品编号 | 品牌 | 纯度规格 | 包装单位 | 单价(元) | 现货 |
| 2800085 | 99% | 25kg | 询价 | 请咨询 | |
| 3062623 | Alfa Aesar | 99% | 25g | 756 | 请咨询 |
| 3062623 | Alfa Aesar | 99% | 100g | 2550 | 请咨询 |
| 3062623 | Alfa Aesar | 99% | 500g | 16810 | 请咨询 |
| 3257409 | Sigma-Aldrich | 99% | 100 G | 1120 | 请咨询 |
| 3257409 | Sigma-Aldrich | 99% | 500 G | 5850 | 请咨询 |
| 3257410 | Sigma-Aldrich | 99% | 100 G | 712 | 请咨询 |
| 3257410 | Sigma-Aldrich | 99% | 500 G | 2470 | 请咨询 |
| 3468239 | 翁江 | ≥99.0% | 100g | 询价 | 请咨询 |
| 3468239 | 翁江 | ≥99.0% | 500g | 询价 | 请咨询 |
| 3485360 | AR | 100g | 96 | 4 | |
| 3487280 | Ryon | GR | 100克 | 询价 | 请咨询 |
| 3487280 | Ryon | GR | 500克 | 询价 | 请咨询 |
| 3487280 | Ryon | AR | 100克 | 询价 | 请咨询 |
| 3487280 | Ryon | AR | 500克 | 询价 | 请咨询 |
| 3525440 | J&K | 99% | 25G | 询价 | 请咨询 |
| 3525440 | J&K | 99% | 100G | 询价 | 请咨询 |
| 3525440 | J&K | 99% | 500G | 询价 | 请咨询 |
| 3559438 | Strem | 99% | 50g | 707 | 请咨询 |
| 3559438 | Strem | 99% | 250g | 2500 | 请咨询 |
结构式
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基本信息
| 应用 | Applied as flavoring agent and fragrance. |
| 备注 | Store away from incompatibles. |
| MDL | MFCD00011336 |
| EINECS | 231-975-2 |
| 分子式 | H2WO4 |
| 分子量 | 249.86 |
| 熔点 | 100° dec. |
| 沸点 | 1473° |
| 密度 | 5.5 |
| 折射率 | 2.24 |
| 灵敏度 | Ambient temperatures. |
| 形态 | Powder |
| 溶解性 | Insoluble in water and acid. Soluble in alkaline solution. |
| Merck | 14,9818 |
| 危险类别 | 36/37/38 Irritating to eyes, respiratory system and skin. |
安全信息
| 安全等级 | 26-37 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H315-H319-H335 Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation. |
| Precautionary Statements | P261-P280a-P305+P351+P338-P304+P340-P405-P501a Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |