查询词典 mercaptans

Aiming at the over-standard problem of Mercaptans in sweetened gasoline after selective hydrogenation of catalytic cracking gasoline in the Refinery of Luoyang Division during sour crude processing, the influential factors are analyzed and corresponding countermeasures are put forward.

针对洛阳分公司在加工含硫原油过程中，选择加氢后的催化汽油进行脱臭后出现的硫醇硫超标问题，分析了影响硫醇硫超标的因素，提出相应的对策，使汽油质量得以明显改善。

Production sites: 50 ㎡-200 ㎡. For another: light oil 2,000 yuan / ton; ferrocene 20,000 / ton; DME 2,500 yuan / ton; Light EPA [0.60-0.63 density] of 2,000 yuan / ton; sodium hydroxide 2600 yuan / ton; Mercaptans 18,000 yuan / ton; xylene 4200 yuan / ton; potassium permanganate 5,000 yuan / ton; petroleum ether 3,500 yuan / ton; naphtha 2900 yuan / ton; butane 2,000 yuan / ton; acetone 4400 yuan / t; hydroquinone 18,000 yuan / ton.

生产场地：50 ㎡-200 ㎡。另供：轻质油2000元/吨；二茂铁20000元/吨；二甲醚2500元/吨；轻烃碳五[密度0.60-0.63]2000元/吨；氢氧化钠2600元/吨；硫醇18000元/吨；二甲苯4200元/吨；高锰酸钾5000元/吨；石油醚3500元/吨；石脑油2900元/吨；丁烷2000元/吨；丙酮4400元/吨；对苯二酚18000元/吨。

Less preferred metal chelating groups are hydroxides amines which may be aliphatic aryl or heteroaryl; or mercaptans which may be aliphatic aryl or heteroaryl.

次选项金属螯合组的氢氧化物胺可能是脂肪族，芳基或杂；或硫醇可能是脂肪族，芳基或杂。

MERCAPTANS, LIQUID, TOXIC,FLAMMABLE, N.O.S.

液态硫醇，毒性，易燃，未另作规定的，

Compound lead salt stabilizer to further enhance the thermal stability in order to reduce the amount of resin in the unit: Organic tin heat stabilizer dibutyltin in greater toxicity, are not suitable for plastic heat stabilizer; Mercaptans by organotin anti - Cu-poor, it is not appropriate in the wire, cable products, but no contact for copper products is no problem; lead salt-type heat stabilizer in most industrial countries are being banned or restricted.

复合铅盐稳定剂应进一步提升热稳定性能，以减少在树脂中的单位用量：有机锡热稳定剂中的二丁基锡毒性较大，不适宜用作塑料热稳定剂；硫醇类有机锡因抗铜性差，不适宜在电线、电缆制品中使用，但用于不接触铜的制品是没有问题的；铅盐类热稳定剂在大多数工业发达国家正在被禁用或限用。

The results show that the TSR reaction occurred at 425℃~525℃ with MgO, C, H2S, CO2, and a series of organic sulfur compounds such as mercaptans, sulfoethers, and thiophenes as the main products.

结果表明，硫酸盐热化学还原反应在425℃~525℃可以进行，主要生成氧化镁、炭、硫化氢、二氧化碳以及硫醇、硫醚和噻吩类等有机硫化物。

A novel topological index derived from eccentric connectivity has been proposed, and correlated with three thermodynamic properties such as standard enthalpy, standard entropy and standard formation free energy of 94 molecules of mercaptans and thioether s.

提出了一个新的拓扑指数，并用此指数和与此有关的偏心连通性指数研究了 71个硫醚分子和 2 3个硫醇的气态标准生成热(-△Hf2 98 )，气态标准熵(S2 98 )，气态标准生成自由能(△Gf2 98 )等三类热力学性质。

Mercaptans, liquid, toxic, flammable, n.o.s.

液态硫醇，有毒，易燃，泛 61591

MERCAPTANS, LIQUID,FLAMMABLE, N.O.S.

液态硫醇，易燃，未另作规定的， 3 3336

Sulfur Recovery. The main feed streams to the SRU (Fig. 2) are acid gas from the AGRU regeneration column, which contains all H2S removed from the feed gas and the acid gas from the regeneration-gas treatment unit that contains the mercaptans removed in the MSU.

硫磺回收：输至同步再生机组的主给原料气流（图2）是来自AGRU再生塔的酸性气体，这气体中所含有的硫化氢是从含有硫醇的再生气体解决机组的原料气和酸性气里脱离出来的。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。