查询词典 sulfuric acid

For Bulk Storage of Sulfuric Acid concentrations between 80%-95% please specify XLPE Tanks designed for 2.2 specific gravity.

由于 80%-95%硫酸时，请使用交联聚乙烯并在设计壁厚时把盛装液体比重视作2.2。

"Cyanamidealsocyanamid:a caustic acidic crystalline compound, NHCNH, prepared by treating calcium cyanamide with sulfuric acid."

"氨基氢：一种腐蚀性的酸性晶体化合物，NHCNH，可通过硫酸作用于氢氨化钙制取。"

At present, I plant the production of calcium fluoride products can meet the sulfuric acid, metallurgy, ceramics, such as the needs of different industries.

目前，我厂生产的氟化钙产品可满足制酸、冶金、陶瓷等不同行业的需要。

Corn stalk pretreated by dilute sulfuric acid was hydrolyzed by the dosages of 20 FPIU/g Trichoderma reesei cellulase and 4 IU/g β-glucosidase at the substrate concentration of 100 g/L for 48 h, the concentration of cellobiose and glucose in hydrolysate were 1.12 and 42.68 g/L, respectively, the yield of enzymatic hydrolysis and the ratio of fermentable sugar were 62.85% and 97.44% respectively.

底物质量浓度为100g/L的稀硫酸预处理玉米秸秆，经酶用量为20 FPIU/g的里氏木霉纤维素酶和4IU/g的β-葡萄糖苷酶水解48h，水解糖液中纤维二糖和葡萄糖质量浓度分别为1.12和42.68g/L，纤维素水解得率和可发酵性糖的比例分别为62.85%和97.44%。

Objective: To investigate a novel method of dopamine determination by chemiluminescence in sulfuric acid solution.

目的：建立硫酸环境中流动注射化学发光法测定多巴胺的新方法。

The company mainly engaged in the National one of the top ten chemical companies Juhua Products Group, the main one has Chloromethane, dichloromethane, chloroform, cyclohexanone, cyclohexane, caprolactam, PVC resin, sulfuric acid amine, F11, F12, F22, R600A, R134A refrigerant, antiseptic products, welcome you Tongren call letter and look forward to your cooperation and common development!

公司主要经营全国十大化工企业之一的巨化集团公司的产品，主要有一氯甲烷、二氯甲烷、三氯甲烷、环己酮、环己烷、己内酰胺、PVC树脂、硫酸胺、F11、F12、F22、R600A、R134A制冷剂等产品，欢迎各位同仁来电来函，期待能与你们合作，共同发展！

Produced by Hong Fanna, chromium anhydride, sulfuric acid anhydride, chrome green exported to the United States, Canada, Japan and Hong Kong and other countries and regions.

所产红矾钠、铬酸酐、硫酸酐、铬绿远销美国、加拿大、日本及香港等国家和地区。

Based on these facts, the properties of films regenerated from new aq. alkali soluble cellulose/NaOH solution with sulfuric acid as coagulator were studied. The structure and morphology of the film was characterized by SEM, and also the influence of coagulator concentration on the film property was studied.

在此基础上，对新型碱可溶纤维素/NaOH水溶液体系在以硫酸水溶液为凝固剂时所成膜的性能进行了研究，采用SEM电镜对膜的结构与形态进行了分析表征，研究了凝固剂浓度对膜性能的影响。

Methods:The polysaccharides level was measured by colorimetry and phenol sulfuric acid method with glucose as the standard.

采用苯酚硫酸法，以葡萄糖为对照品，测定总多糖的含量。

The copperas, a raw material, was oxidized by the oxidant under certain temperature, and then the sulfuric acid and the catalyst were added to the mixture. After the hydrolisis polymerization curing, the polymeric ferric sulfate was prepared.

采用钛白生产中的副产品绿矾(FeSO47H2O)为原料，在一定的温度下经氧化剂氧化，再加入硫酸和一定量的催化剂经水解聚合、静置熟化制备固体聚合硫酸铁。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。