硫酸

This experiment, the extract from fresh seaweed polysaccharide formulation flooding thermal pre-treatment of water and alcohol kelp, iodine after extraction of the waste material to fucose sulfate polysaccharide extraction, and anthrone-sulfuric acid method with its total glucose.

本实验，采用从鲜海带中提取多糖的热水浸提法对海带预处理水和醇、碘提取后的废弃料进行岩藻多糖硫酸酯的提取，并用硫酸蒽酮法测定其总含糖量。

The fucose sulfate polysaccharide are mostly based on fresh or dry zone as the raw material extraction, and the industry for the extraction of mannitol, iodine and the remaining waste material is not commonly used in the fucose sulfate polysaccharide extraction.

目前，岩藻多糖硫酸酯大多是以新鲜或干带为原料提取，而工业用于提取甘露醇、碘所剩余的废弃料并不常用于岩藻多糖硫酸酯的提取。

This experiment, the extract from fresh seaweed polysaccharide reference thermal flooding of alcohol, iodine waste material after the extraction of crude to fucose sulfate polysaccharide extraction, classification after the ethanol precipitation method used for crude and industrial pre-kelp dealing with separation of water purification, and anthrone-sulfuric acid method of its total sugar content.

本实验，采用从鲜海带中提取多糖的热水浸提法对醇、碘提取后的废弃料进行粗品岩藻多糖硫酸酯的提取，后采用乙醇分级沉淀法对粗品和工业海带预处理水进行纯化分离，并用硫酸蒽酮法测定其总含糖量。

Southerly chemical sodium salt reserves of the world's resources, in the chlor-alkali, on the application of a wide range of industries, sulfur prices, high cost of sulfuric acid, using Glauber's salt potassium sulfate system, such as the value of barium sulfate sulfate product is the most economical method, also developed chemical southerly "Dead Sea" floating black mud bath and leisure projects.

南风化工硫酸钠盐的资源储量居世界第一，在氯碱、日化行业中应用广泛，硫磺价格高涨，硫酸成本高，用芒硝制硫酸钾、硫酸钡等高值硫酸盐产品是最经济的方法，南风化工还开发"死海"漂浮和黑泥浴休闲度假项目。

The sythesis of methyl glycolate by methyl formate coupled with triformaldehyde with the catalyst of superphosphoric acid is exploring researched in this thesis. The point of exertion is the capacity of the new catalysts.

本研究主要对以过磷酸为催化剂催化甲酸甲酯与三聚甲醛偶联合成乙醇酸甲酯进行考查，通过对以过磷酸、浓硫酸及过磷酸与浓硫酸混合酸催化剂时反应现象、乙醇酸甲酯产率等的对比，研究以过磷酸为催化剂偶联合成乙醇酸甲酯反应的催化活性。

The stabilization process of hemihydrate calcium sulfate whiskers with several additives was studied in different additive amounts, reaction times and temperatures.

使用多种稳定剂对半水硫酸钙晶须进行稳定化处理，研究了稳定剂用量、稳定化处理温度和时间等对半水硫酸钙晶须稳定性的影响。

Testing methods including SEM, FT-IR and XRD were adopted to analyze the surface topography, surface groups and phase composition of the hemihydrate calcium sulfate whiskers before and after the stabilization treatment.

采用SEM，FT-IR，XRD等测试方法分析了油酸钠稳定化处理前后半水硫酸钙晶须的表面形貌、表面基团、物相组成，在此基础上研究了油酸钠对半水硫酸钙晶须的稳定化机理。

The synthesis methods of nipagin esters catalyzed by sulfuric acid , p- toluene sulfonic acid , ferric sul-fate hydrate, ferric chloride hexahydrate, aluminium chloride hexahydrate, rare earth compound, solid super acid and heteropoly acid were reviewed.

评述了采用硫酸、甲苯磺酸、合硫酸铁、水合三氯化铁、水合三氯化铝、土化合物、体超强酸和杂多酸等催化剂催化合成对羟基苯甲酸酯的方法。

Because at hidrosis get film or sulphuric acid paper or paper sulfate hidrosis figerprint appears on, or sticking dirty (especially take fine color products bearing in mind that if you are also fotographic).

因为手上有汗不离去拿胶片或硫酸纸，胶片或硫酸纸上会呈现汗指纹，也便当粘脏（出格是拿粗忽不黑白产物的胶片时更给夺目）。

In the process of sulfate method, the hydrolysis of titanium sulfate plays an important role.

硫酸法生产的过程中，硫酸氧钛溶液的水解是最重要的步骤。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。