查询词典 hydrochloric

Cobalt chloride can be obtained by stripping organic phase with hydrochloric acid.

有机相用硫酸反萃得到硫酸钴溶液，用盐酸反萃得到氯化钴溶液。

Process:① the platinum wire dipped in concentrated hydrochloric acid to colorless colorless flame on the ignition;②sample in the colorless flame ignition, to observe the flame color (if test potassium cobalt glass through observation, because in most cases need to be used when the system of potassium sodium, potassium solution, therefore often contain sodium, and sodium yellow flame color reaction, a small amount of yellow and purple, respectively, can not come out).

3操作过程：①将铂丝蘸浓盐酸在无色火焰上灼烧至无色；②蘸取试样在无色火焰上灼烧，观察火焰颜色(若检验钾要透过钴玻璃观察，因为大多数情况下制钾时需要用到钠，因此钾离子溶液中常含有钠离子，而钠的焰色反应为黄色，黄色与少量的紫色无法分别出来)。

The effect of hydrochloric acid hydrolysis of soybean cake powder and cottonseed powder under different pressure were investigated on MTGase production by Streptomyces.

研究了常压及高压条件下以豆饼粉、棉籽粉酸水解液作氮源，对链霉菌 HS-1产转谷氨酰胺酶的影响。

Chlorine and its compounds are important industrial materials with myriad uses in the manufacture of other chlorinated compounds (e.g., PVC, hydrochloric acid, ethylene di chloride , trichloroethylene, PCBs), in water purification (municipal systems, swimming pools), in textile industries, in flame retardants, in special batteries, and in food processing.

氯及其化合物广泛用作纺织业和造纸业中的漂白剂、城市供水消毒剂、家用漂白剂和杀菌剂，还用来生产许多无机化学试剂、有机化学试剂。

OO from the beginning of a three-year sales of chemical raw materials, specific printing ink, printing ink, sodium hydroxide, liquid (30-50%) hydrochloric acid, electrical cleaning agents, electrical agents, detergents, bactericidal Algicide, corrosion inhibitors, scale inhibitors, polyacrylamide (cation-anion), toluene, glacial acetic acid, such as bleaching, aluminum-based industries to the production of chemical raw materials used.

从二OO三年开始化工原料的销售，具体有印刷油墨、印刷水墨、氢氧化钠、液碱（30-50%）盐酸、电器清洗剂、电器保护剂、除垢剂、杀菌灭藻剂、缓蚀剂、阻垢剂、聚丙烯酰胺、甲苯、冰醋酸等漂染、铝型才行业的生产用化工原料。

In this study, hydrochloric acid was used to precipitate the casein from skimmed bovine colostrums to prepare acid whey which rich in immunoglobulin fraction and |3-Iactoglobulin fraction.

本研究采用简便易行的酸沉法去除乳中的酪蛋白，得到富含免疫球蛋白的乳清液。

Any glassware to be used with the reagents should be thoroughly washed with 2M hydrochloric acid and then rinsed with distilled water or high quality deionised water.

与试剂一起使用的玻璃器皿应当用2M 盐酸充分洗涤，然后用蒸馏水或高质量的去离子水漂洗。

In this thesis, the solution of Chinese reference materials including lithium, potassium, calcium, sodium, magnesium, was used to evaluate analytical methods applied. Lithium was enriched in different eluents (hydrochloric acid, nitric acid and mixture with ethanol or methanol) by cation exchange resin AG 50W-X8, and the optional experimental conditions were studied.

本文以锂元素标准样品和钾、钠、钙、镁元素标准样品的混合溶液为主要研究对象，采用阳离子交换树脂AG-50W-X8来分离富集锂，探索在不同淋洗介质(包括盐酸、硝酸以及与甲醇、乙醇的混合)条件下锂分离纯化的最佳介质条件。

An oncomelania killer is prepared through preparing mother liquid A from hydrochloric acid or 50 wettable powder of nicotinani line sul fate and dechlorinated water , preparing method liquid B from raw powder extracted from Huangqieguo fruit or bardabosnut seed and dechlorinated water , proportionally mixing them together and adding dechlorinated water for different concentrations .

灭钉螺剂及其生产方法，是将盐酸或硫酸烟酰苯胺50％可湿性粉剂加去氯水配成母液，再将由黄茄果果实提取的原粉或由麻风树籽提取的原粉加去氯水配成母液，将两母液按比例混合再加不同量的去氯水配成不同浓度的灭钉螺剂。

Through the processes of grinding bastnaesite ore concentrate, mixing the ore powder with NaCO3 in the ratio of 1 to 0.1-0.4, roasting the mixture at 400-800 deg.c for 1-6 hr, elution of the roasted sand with hot water to obtain NaF, drying filtered drag after eluting NaF and mixing the dried drag with ammonium chloride, roasting the mixture at 300-600 deg.c for 1-3 hr, hot water soaking to obtain rare earth chloride solution, extraction with 20% kerosine solution of naphthenic acid, and hydrochloric acid counter extraction to obtain rare earth chloride product.

本发明涉及一种氯化铵法从氟碳铈精矿提取氯化稀土的方法，首先将氟碳铈原精矿磨细，并与NaCO 3 混合，其比例为原矿∶NaCO 3 ＝1∶0.1～0.4，混合均匀后在400℃～800℃焙烧1～6小时，焙砂用热水洗出NaF，洗出NaF的滤渣干燥后与氯化铵混合，于300℃～600℃焙烧1～3小时，再用热水浸取得到氯化稀土溶液，用20％的环烷酸煤油液萃取，再采用盐酸反萃得到氯化稀土产品。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。