计算溶液所需的质量、体积或浓度。
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| 货号 (SKU) | 包装规格 | 是否现货 | 价格 | 数量 |
|---|---|---|---|---|
| S283776-5g |
5g |
现货 ![]() |
| |
| S283776-20g |
20g |
现货 ![]() |
|
| 规格或纯度 | ≥99.89% |
|---|---|
| 英文名称 | Standard reference material for purity (alkali content) of trihydroxymethyl aminomethane |
| 储存温度 | 避光,干燥 |
| 运输条件 | 常规运输 |
| 产品介绍 |
使用注意事项 使用前,将样品放在称量瓶内,在盛有无水高氯酸镁的保干器中静置7天,再进行称量。样品质量必须进行浮力校正。样品密度为1.35克/厘米3。 Considerations for use Before use, the samples were placed in weighing bottles and left to stand for 7 days in a dryholder containing anhydrous magnesium perchlorate before weighing.The sample mass must be corrected for buoyancy.The sample density was 1.35 g / cm3. |
| 纯度 | ≥99.89% |
| 密度 | 1.35 |
|---|