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Bromobutane was synthesized from potassium bromide and n-butyl alcohol by adding concentrated sulfuric acid in water. Various affecting factors were investigated.

以溴化、正丁醇为反应原料,水为溶剂,滴加浓硫酸合成溴代正丁烷。

Bromooctane was synthesized from potassium bromide(by-product of synthesizing 2-hydroxy-4-octyloxybenzophenone) and n- octanol using concentrated sulfuric acid as a catalyst.

以生产2-羟基-4-正辛氧基二苯甲酮的副产物溴化和正辛醇为原料,浓硫酸为催化剂,合成了溴代正辛烷。

Potassium chloride, bromide, chloride, magnesium chloride consumption, exports of magnesium chloride in Southeast Asia and Oceania countries.

主要产品:氯化气、溴素、氯化镁、实用氯化镁,其中氯化镁出口东南亚及大洋洲诸国。

Potassium chloride crystal ; potassium bromide crystal ; xenon ion implantation ; color centers ; spectral parameters

氯化晶体;溴化晶体;氙离子注入;色心;光谱参数

In addition, it also produces reagents such as potassium bromide, Ludox and sodium metasilicate etc.

另有试剂溴化、章洗氯、钢锭模底板涂料、硅溶胶、偏硅酸钠及酒用香料酸酯类产品20余种。

Crystallization ; separation ; solventing out ; potassium bromide

结晶;分离;溶剂析出;溴化

The experimental result showed that the optimal conditions were the molar ratio of potassium bromide to cyclohexanol 1:0.8, H2O 1.5mL,concentrated sulfuric acid 5mL , reflux reaction for 4h, the separated yield was high up to 93%.

结果表明,当反应条件为:溴化与环己醇摩尔比1:0.8,水1.5mL,浓硫酸5mL,回流反应4h,分离产率高达93%。

Benzyl bromide was synthesized from potassium bromide ,a by-product from synthesis of 2-hydroxy-4-n-octyloxybenzophenone(UV-531),and benzoic alcohol in the presence of concentrated sulfuric acid.

溴化作为工业生产2-羟基-4-正辛氧基二苯甲酮的副产品,在浓硫酸存在的条件下,与苯甲醇进行反应合成苄基溴。

Pd combined with tetrabutyl ammonium bromide and potassium bromide into a ternary ion association precipitate in the aqueous solution. The precipitate was floated well on the surface of water phase to make a distinct boundary layer between liquid and solid phases.

在水溶液中,钯与溴化和四丁基溴化铵形成不溶于水的三元离子缔合物,此三元离子缔合物浮于盐水相上层形成界面清晰的液-固两相。

"Other drugs made from minerals include calomel, a laxative; potassium bromide, a sedative; and calcium gluconate, used in the treatment of rickets."

其它用矿物制成的药包括甘汞,泻药;溴化,镇静药;葡萄糖钙,用于治疗佝偻

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Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气,收缩臀部肌肉;拱起身体,尽量抬起头来,右腿伸直朝向天花板(膝微屈,以避免肌肉紧张)。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化,但却比去年同期高8%。

However, to get a true quote, you will need to provide detailed personal and financial information.

然而,要让一个真正的引用,你需要提供详细的个人和财务信息。