第三溶剂是含氯氟碳氢化合物。
氢化的大豆,玉米,和油菜籽油-装有危险的反式脂肪和有毒正己烷溶剂处理-定期包装食品。
Hydrogenated soy, corn, and canola oils - loaded with dangerous trans-fats and processed with toxic hexane solvents - are routinely added to packaged foods.
在醇溶剂中,它不能被硼氢化物还原。
It is resistant to borohydride reduction in alcoholic solvents.
以藜芦醛为主要原料、异丙醇为溶剂,经硼氢化钠还原、溶剂萃取、减压精馏得到产物藜芦醇。
Veratryl alcohol was synthesized through the reduction of sodium borohydride from veratraldehyde with isopropanol as solvent, followed by solvent extraction and distillation under reduced pressure.
第一溶剂是含氟碳氢化合物,第二溶剂是二氯乙烯,和第三溶剂是含氯氟碳氢化合物。
The first solvent is a hydrofluorocarbon , the second solvent is a dichloroethylene and the third solvent is a hydrochlorofluorocarbon.
在回应,积极进取的化学品公司已加强了与东道国的替代溶剂,包括液体二氧化碳,有机硅,丙烯乙二醇醚,并改善了碳氢化合物。
In response, enterprising chemical companies have stepped up with a host of alternative solvents, including liquid carbon dioxide, silicones, propylene glycol ethers, and improved hydrocarbons.
油污类、油脂、石油的碳氢化合物、表面活性剂或是洗涤船只的溶剂和油污表面去脂水等不当处理和弃置而形成污染。(aapa, 1998年)。
Ineffective processing and disposal of oils, grease, petroleum hydrocarbons, surfactants or solvents used in vehicle washing and degreasing degrade surface water (AAPA, 1998).
氢化苯甲酸甲酯和乙酯时,被氢化物与溶剂之比率很重要的。
The ratio of solvent to reactant to be hydrogenated was critical.
所述的有机溶剂采用甲醇、乙醇、异丙醇,巯基化试剂采用硫氢化钠、多硫化钠、硫脲。
The organic solvent adopts methanol, ethanol and isopropyl alcohol, the thiolation agent adopts sodium hydrosulfide, sodium sulfide and thiourea.
耐磨耐用皮革脚垫简介* 1。环保健康一流产品:不含挥发性碳氢化合物,诸如可塑剂、溶剂(甲苯)及PVC有毒重金属;
The environmental health of first-class products: non-volatile hydrocarbons, such as plasticizers, solvents (toluene) and toxic heavy metals in PVC;
石油溶剂是可燃的碳氢化合物的混合物类似煤油。
Petroleum solvents are combustible hydrocarbon mixtures similar to kerosene.
石油溶剂是可燃的碳氢化合物的混合物类似煤油。
Petroleum solvents are combustible hydrocarbon mixtures similar to kerosene.
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