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- The process is carried out by using Soxhlet set, as experiment unit,with methyl sulfonic acid as a catalyst and magnesium sulfite as dehydrating agent,giving 97. 报道了合成乳酸丁酯的新方法,以乳酸和正丁醇为原料,在甲基磺酸催化下以亚硫酸镁为脱水剂,用索氏提取器进行回流合成。
- acidic magnesium sulfite cooking 酸性亚硫酸盐法蒸煮
- Experiment of Eucalyptus Leaflet Magnesium Sulfite Pulping Process 细叶桉亚硫酸镁盐法制浆小型试验
- Study of On-line Measurement of Acidic Magnesium Sulfite Pulp Kappa Number with Spectrometry 酸性亚硫酸镁纸浆卡伯值的光学法在线测量机理的研究
- magnesium sulfite 亚硫酸镁
- ALLERGY WARNING: May contain sulfite residues. 可能含有亚硫酸盐残留。
- Magnesium is the nutrient element in plant growth. 镁是植物生长的营养要素。
- Ignite the magnesium ribbon using a micro burner. 用微型灯点着镁带。
- A magnesium mine is also being developed. 一个镁矿也正在开发。
- Magnesium anode is used to extend tank life. 本热水器采用金属镁阳极棒,有利于延长内胆的使用寿命。
- The technology of cyclic utilizing byproducts from wet desulfuration by using magnesium oxide-magnesium sulfite has been presented. 摘要介绍氧化镁-亚硫酸镁湿法脱硫及其副产物循环利用的工艺。
- The water contains high amounts of magnesium. 这水含有大量的镁。
- A study on magnesium and migraine pathogenesis. ：镁；偏头痛；发病机制；治疗；潘南金
- Effect of magnesium on triphosphate hydrolysis. 镁对三磷酸水解的影响。
- PURIFICATION OF SODIUM SULFITE BY ALCHOL RECRYSTALLIZATION. 乙醇重结晶法精制含酚亚硫酸钠。
- Magnesium sulfate heptahydrate pure Ph.Eur. USP(六水硫酸镁 P.
- Dr Green prescribed magnesium sulphate. 格林医生开的药是硫酸镁。
- The action of sodium sulfite is similar to that of cysteine. 亚硫酸钠的作用类似于半胱氨酸的作用。
- Magnesium nitrate was used as the matric modifier. 方法简单、准确、快速。
- Ammonia sulfite pulping of corn stalk was studied in this paper. 研究除髓玉米秆亚铵法制浆蒸煮。
