产品价格
| 产品编号 | 品牌 | 纯度规格 | 包装单位 | 单价(元) | 现货 |
| 2808601 | 98.5% | 25kg | 询价 | 请咨询 | |
| 3058422 | Alfa Aesar | 98.5% | 2kg | 2410 | 请咨询 |
| 3058422 | Alfa Aesar | 98.5% | 500g | 622 | 请咨询 |
| 3190476 | Sigma-Aldrich | 98.5% | 2.5 KG | 1570 | 请咨询 |
| 3190476 | Sigma-Aldrich | 98.5% | 500 G | 666 | 请咨询 |
| 3469866 | 翁江 | AR | 25KG | 询价 | 请咨询 |
| 3469866 | 翁江 | AR | 500g | 询价 | 请咨询 |
| 3480263 | Alfa Aesar | 98.5% | 1kg | 1540 | 请咨询 |
| 3480263 | Alfa Aesar | 98.5% | 250g | 585 | 请咨询 |
| 3480263 | Alfa Aesar | 98.5% | 5kg | 6820 | 请咨询 |
| 3485064 | AR | 500g | 询价 | 1 | |
| 3540619 | Strem | 98.5% | 2kg | 2080 | 请咨询 |
| 3540619 | Strem | 98.5% | 500g | 718 | 请咨询 |
结构式
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基本信息
| 应用 | It is an excellent solvent for metallic oxides at high temperatures. It is a good buffering agent. |
| 备注 | Keep away from oxidizing agents and strong reducing agents |
| MDL | MFCD00149924 |
| EINECS | 215-575-5 |
| 分子式 | K2B4O7?4H2O |
| 分子量 | 305.51 (233.44anhy) |
| 熔点 | dec. |
| 密度 | 1.74 (anhy) |
| 灵敏度 | Ambient temperatures. |
| 形态 | Granular |
| 溶解性 | Soluble in water |
| Merck | 14,7680 |
| 危险类别 | 60-61 May impair fertility.May cause harm to the unborn child. |
安全信息
| 安全等级 | 53-45 Avoid exposure - obtain special instructions before use.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible). |
| 欧盟危险品标志 |  |
| TSCA | 是 |
GHS危害和防范说明
| GHS符号 |  |
| Hazard Statements | H361 Suspected of damaging fertility or the unborn child. |
| Precautionary Statements | P201-P280-P202-P308+P313-P405-P501a Obtain special instructions before use.Wear protective gloves/protective clothing/eye protection/face protection.Do not handle until all safety precautions have been read and understood.IF exposed or concerned: Get medical advice/attention.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations. |