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- You will also characterize the semicarbazone by melting point determination. 你也要通过测定熔点以鑑定缩胺基脲。
- The pure sample of 1,5-naphthalene di(methyl-carbamate) (NDC) was prepared and verified by melting point determination, HPLC, IR, MS, NMR and elemental analysis. 制备了1,5-萘二(氨基甲酸甲酯)(NDC)纯试样,并利用熔点测定、液相色谱、红外光谱、质谱、核磁共振和元素分析等手段进行了确认。
- Ethenzamide after recrystallization with ethanol,their formula and structure were characterized by melting point determination,IR and HNMR spectroscopy. 止痛灵粗品经无水乙醇重结晶后,对其进行熔点测定,并用红外光谱及核磁共振谱进行结构表征。
- The physico-chemical properties of this dipeptide were identified with melting point determination, amino acid analysis, elements analysis and MS and its purity was determined with HPLC. 采用熔点、氨基酸组分分析、元素分析、质谱等方法对其结构进行鉴别，用高效液相色谱法确定其纯度。
- melting point determination apparatus 熔点测定仪
- apparatus, micro melting point determination 微量熔点测定器
- micro melting point determination apparatus 微量熔点测定器
- melting point determinator 熔点测定器
- The melting point of a substance. 某物质的熔点
- What is the oxygen melting point? 氧气的的溶点是多少?
- In contrast, iron has a much higher melting point. 相反,铁有着高的多的熔点。
- The melting point of lead is lower than that of iron. 铅的熔点比铁的低。
- Account should be taken of the low melting point of this substance. 应该考虑到这种物质的熔点低.
- The melting point of copper is not so high as that of iron. 铜的熔点不如铁高。
- Pure substance normally have sharp melting points. 纯质在正常情况下有鲜明的熔点。
- Keywords Penetration Enhancer;Thiazone;Phase Transfer Catalysis;Melting Point Determination;IR Spectrum Analysis;Element Analysis.; 促渗剂;噻酮;相转移催化;熔点测定;红外光谱分析;元素分析;
- The erosion of metals varied depending largely on the melting point. 金属的烧蚀在很大程度上随熔点而变化。
- Bismuth does lower the melting point and improves wetting but has limitations. 铋确实能够降低熔点,并提高熔湿特性,但是它也具有局限性。
- A cooling curve is plotted and the freezing point determined. 一个冷却曲线被画了出来，凝固点就被找到了。
- Melting Point :630 oC，，Density 62g/ cm3，，with badness character in heating. 熔点630度，密度6.;62克克//厘米33，导热不良。
