查询词典 sulfuric

A phenol sulfuric acid method for determination of soluble carbohydrates in seawater bittern was established,and the optimal conditions of this method were studied.

建立了一种海水苦卤中可溶性糖的测定方法。

Zinc sulfate was produced in process of soaking blende with sulfuric acid of high concentration in oxygen and at normal pressure.

研究了在常压、通氧条件下，用浓硫酸浸取闪锌矿制取硫酸锌时酸浸条件对锌浸取率的影响。

Soil drenching with 0.5% potassium permanganate or 0.4% sulfuric acid at the rate of 6-12 liters per square meter of seed-bed applied one week before planting in combination with foliage-spraying with 0.4—0.8% Dithane Z-78 or 0.6—1.0% Bordeaux mixture results a satisfactory control of the disease.

在播种前一周用0.5％高？酸？或0.4％硫酸作土壤消毒和在苗期用0.4—0.8％的代森？或0.6—1.0％波尔多液药剂？？雾有一定防治效果。

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。

Mainly engaged in: Hydrogen-imide hydrochloride, o-chlorophenyl cyclopentanone, 3.4 dimethoxy ethyl benzene, butyn single potassium acid, potassium ethyl malonyl, Ding amide, amide isobutyraldehyde , allyl chloroacetate, isopropyl chloroacetate Benzyl aluminum, cyclopentene, cyanide-o-chlorophenyl, o-methyl chloride, sulfuric acid chloride, p-chlorophenol, imidazole, Pinacolone, one chlorine Pinacolone.

主要经营：盐酸氢亚胺、邻氯苯基环戊酮、3.4二甲氧基苯乙酯、丁炔二酸单钾盐、丙二酸单乙酯钾盐、丁酰胺、异丁酰胺、氯乙酸烯丙酯、氯乙酸苄酯异丙醇铝、环戊烯、邻氯苯氰、邻氯苯甲酯氯、硫酸氯、对氯苯酚、咪唑、频呐酮、一氯频呐酮。

"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。"

"Cyanamidealsocyanamid:a caustic acid ic 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。

The crude carbolic acid was prepared from gasoline alkaline mud by adding sulfuric acid or carbon dioxide.

以炼油厂汽油碱渣为原料，通入硫酸或CO2 中和后去除水相得到粗酚，粗酚经过分馏处理得到馏分在 1 70～ 2 0 0℃的混合酚。

The results suggested that the best determining condition of Dendribum nobile polysaccharides is use Carbolic acid 1.5mL and Sulfuric acid 6mL for 30min.

结果表明，金钗石斛多糖含量测定的最优条件是加入苯酚1.5mL，浓硫酸6mL，反应时间30m in。

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％。