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- Thermometers are filled with pentane or alcohol. 温度计盛有戊烷或酒精。
- Na5 Ethylene Diamine Tetra (Methylene Phos... 摘要:乙二胺四甲叉膦酸五钠 EDTMP?
- Pentane can be used as the foamer of EPS (expandable polystyrene). 正戊烷及异戊烷可用于EPS(可发性聚苯乙烯)的发泡剂,也可作为分子筛脱蜡工艺的脱附剂。
- Diamine is mainly synthesized of nylon salt, molecular weight control etc. 二胺主要用于尼龙盐合成,分子量调节剂等。
- Na5 Ethylene Diamine Tetra (Methylene Phosphonic Acid) Pentasodium sa ... 乙二胺四亚甲基膦酸五钠（固体） EDTMP.
- Identification of retention time can be accurately obtained using a pentane peak as a standard. 可以用戊烷峰来计算其它峰的保留时间。
- There will always be enough pentane in the syringe to leave a small peak on the chromatogram. 利用适当峰的峰面积，可以计算在每一种馏份和原油中的香芹酮和柠檬烯的含量。
- It's abstracted from the gas condensate and is mainly consisted of pentane and the other heavier hydrocarbon. 从未稳定凝析油中提取的，以戊烷及更重的烃类为主要成分的油品。
- A method for storing natural gas with pentane from natural gas condensate as solvent was proposed in this papaer. 提出一种以凝析油戊烷为溶剂贮存天然气的方法。
- Blowing agent of F11can be substituted by pentane,which is no harm to the environment. 发泡剂F11可用符合环保要求的戊烷完全替代；
- Diamine is synthesized of diacid by aminating and hydryzing process etc.. It is an importantly chemical intermediate. 二胺由二元酸通过氨化、氢化等工艺合成,是一种重要的化工中间体。
- The tendency of preparing adipic acid and hexamethylene diamine from non-benzene materials is also introduced. 此外,还介绍了以非苯原料制备己二酸、己二胺的开发情况和市场动向。
- Absorbed by Amberlite XAD-2 resin. Elute with ether and pentane mixture (1:1) and methanol, the bound and free aroma can isolated efficiently. Amberlite XAD-2树脂吸附，结合乙醚戊烷混合液(1:1，V/V)、甲醇的依次洗脱，可以将苹果汁(皮)中的游离态与键合态芳香组分进行有效分离。
- Dialysis and ethylene diamine tetraacetic acid (EDTA) were used for improving electrospinnability of the PVA. 经透析或加入乙二胺四乙酸(EDTA)后,可纺性有了明显改善。
- Hydrazine sulfate(1:1);Diamine sulfate;hydrazine, sulfate (1 ... sulfate (1:1);hydrazinium sulfate;hydrazo ... 硫酸肼;硫酸肼(1:1);硫酸联氨;肼硫酸盐香港
- Raney nickel catalyst for hydrogenation of dodecyl dinitrile to dodecyl diamine was chosen on the basis of experiment. 摘要通过试验，优选了十二碳二腈加氢制十二碳二胺用骨架镍催化剂。
- Ethanediamine, sulfate (1:1);Ethylene diamine sulfate;ethylenediaminesulfate; 98%;Ethylenediamine sulfa ... 2-乙二胺硫酸盐(1:1);乙二胺硫酸盐;乙二胺硫酸、盐香港
- This paper reviewed the methods of preparing the calibration gases of pentane and isopentane and discussed the GC analysis methods. 本文论述了正戊烷、异戊烷标准气体的制备方法,并就该标准气体的气相色谱分析方法进行了探讨。
- These are converted by a series of chemical steps into hexamethylene diamine and adipicacid. 通过一系列的化学过程将这些物质转化成已导致胺和已二酸。
- The melamine-formaldehyde resin modified with m-phenylene diamine and m-dihydroxybenzene is synthesized. 摘要制备出间苯二胺、间苯二酚改性三聚氰胺甲醛树脂。利用红外光谱测试表征产物的结构；
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