盐酸

Low methoxyl pectin was obtained from fresh orange peel by using Na2CO3 as an activator to active pectin esterase in the raw material and pectin was de-esterified.

以新鲜橙皮为原料，在盐酸水解乙醇沉淀提取果胶之前，激活并利用果皮中固有的果胶酯酶进行果胶的酶法脱酯，制备低甲氧基果胶，以产品的甲氧基含量和果胶得率为指标，确定最佳工艺条件。

A method for the determination of mixedness degree of red mud and limestone by spectrophotometry with 1,10-phenanthroline was developed. The mixture of red mud and limestone was dissolved by hydrochloric acid, and iron content in the sample solution was determined by spectrophotometry with 1,10-phenanthroline.

用盐酸提取赤泥和石灰石的混合料后，通过邻二氮菲分光光度法测定提取液中铁含量，进而求得混合料中氧化铁的质量分数，以此来衡量混匀度。

Molybdic acid aggregates were prepared by the reaction of ammonium molybdate with HNO3 and HCl in a coexisting HAc or cetyl-trimethyl ammonium bromide solution, respectively.

钼酸铵在醋酸和十六烷基三甲基溴化铵调节下分别与硝酸和盐酸反应制备了多钼酸聚集体。

The molybdic acid aggregates with diameter of 1--2μm and length of several decades-micron can be obtained by the reaction of higher-concentration ammonium molybdate with HNO3 in a coexisting HAc or CTAB solution, repectively.

较高浓度的钼酸铵分别在醋酸和CTAB调节下与硝酸反应均可制备直径为1~2μm，长为数十微米的细长晶须，经过500~600℃烧结后则相应变为纳米级片状和颗粒状α-MoO3粉体；低浓度的钼酸铵在CTAB调节下与盐酸反应可制备不规则的晶体棒，经过烧结后得到颗粒状α-MoO3粉体。

Molybdic acid aggregates were prepared by the reaction of ammonium molybdate with HNO_3 and HCl in a coexisting HAc or cetyl-trimethyl ammonium bromide solution,respec- tively.

钼酸铵在醋酸和十六烷基三甲基溴化铵调节下分别与硝酸和盐酸反应制备了多钼酸聚集体。

Polyaluminum chloride (PAC-1) is a new and efficient inorganic polymer coagulants. The selection of bauxite products, calcium aluminates, hydrochloric acid produced with advanced technology, have a good flocculation effect. its effect is better than the traditional aluminum sulfate and water purification molysite ordinary inorganic coagulants and general polyaluminum chloride. can be widely used in industrial water purification and wastewater treatment. of sewage and wastewater is also ideal purifying effect.

聚合氯化铝（PAC-1）是一种新型高效的无机高分子混凝剂，本产品选用铝矾土、铝酸钙粉、盐酸以先进工艺制成，具有良好的絮凝效果，其净水效果优于传统的硫酸铝和铁盐等普通无机盐类混凝剂及一般的碱式氯化铝，能广泛用于工业用水及废水的净化处理，对生活污水和各行业废水也具有理想的净化效果。

Polyaluminum chloride is a new and efficient inorganic polymer coagulants. The products use aluminum hydroxide, hydrochloric acid, calcium aluminates made with advanced technology, have a good flocculation effect. its effect is better than the traditional aluminum sulfate and water purification molysite ordinary inorganic coagulants and general polyaluminum chloride. Solid products using spray drying technology for liquids and dry products for 10 days.

聚合氯化铝是一种新型高效的无机高分子混凝剂，本产品选用氢氧化铝、合成盐酸、铝酸钙粉以先进工艺制成，具有良好的絮凝效果，其净水效果优于传统的硫酸铝和铁盐等普通无机盐类混凝剂及一般的碱式氯化铝，固体产品采用喷雾干燥技术，对液体进行干燥，产品为淡黄色。

In HCI base solution lsonsorbid 5 - mononitrate have two reductive peak at - 0.50 V and-0.88 Vvs.

在盐酸底液中，单硝酸异山梨酯在汞电极上于-0.50 V 和-0.88 Vvs。

The present invention discloses one kind of compound preparation comprising monopotassium glycyrrhizunate 20-75 weight portions, glycine 1-800 weight portions, L-cysteine hydrochloride 10-28 weight portions, and one or two of sodium chloride 10-30 weight portions, anhydrous sodium sulfite 10-28 weight portions and disodium edetate 1-9 weight portions.

本发明公开了一种含甘草酸单钾盐的复合制剂，由下述重量配比的组分制成：甘草酸单钾盐20-75份，甘氨酸1-800份，L-盐酸半胱氨酸10-28份，和氯化钠10-30份，无水亚硫酸钠10-28份，依地酸二钠1-9份中的一种或两种以上的混合。

For stubborn oil stains and spots spray a mixture of 10-30% muriatic acid on the concrete wait one minute then pressure wash off.

对于顽固油渍景点喷雾混合的混凝土10-30%盐酸等洗涤过一分钟，然后压力。

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。