脱色剂

Uses:Used as clarify and decolorant in the industry of glass.

用途：在玻璃工业中用作澄清和脱色剂。

The best extract method of Angelica dehurica as decolorant is extracting with water and deposit with alcohol.

水提醇沉法是白芷作为外用脱色剂的最佳提取方法。

Food products are used as acid neutralizer and peeling agent,decolorant and deodorant in the foodstuff industry.

食品级产品在食品工业用做酸中和剂，以及去皮剂、脱色剂、除臭剂等。

At present chemistry trades the skin to have two kinds: One kind applies the decolorant, like hydrogen peroxide or hydroquinone; Another kind is uses the phenol or the trichloroacetic acid and so on carries on the corrosive cracking-off.

目前化学换肤有两种：一种是应用脱色剂，如过氧化氢或氢醌；另一种则是使用苯酚或三氯醋酸等进行腐蚀性剥脱。

CeO2 is a cheap and of use wide material, it is used in optical materials. polishing agents. ultraviolet absorption materials. the cleaning catalyst of car waste gases. chemical decolorant of glass. radiation-resisting glass. permanent magnet. electronic ceramics etc. After it becomes nanoparticle, it will show some new properties and applications. For example, CeO2 nanocrystal is a better promoter of Cytochrome C and the stabilizer of Zr02 ceramics.

CeO_2是一种廉价而用途极广的材料，如用于发光材料、抛光剂、紫外吸收材料、汽车尾气净化催化剂、玻璃的化学脱色剂、耐辐射玻璃、永磁体、电子陶瓷等，纳米化后将出现一些新的性质及应用，如CeO_2纳米晶是细胞色素C的良好的促进剂，还用于ZrO_2陶瓷的稳定剂。

The industry magnesia mainly uses in making the ceramics, the enamel, the fire-proof material and so on; In the polishing compound, the adhesive, in the paint manufacture takes the stopping; In the artificial fiber, the rubber (chloroprene rubber, fluorine rubber) make the promoter and the catalyst; Makes the antacid on the medicine in the laxative, uses in treating the hyperacidity, the stomach and duodenum ulcer; May take the hard sugar purification is the decolorant in the food processing, the ice cream pH value conditioner and so on; In the construction profession, the magnesia may the manufacturing contain the magnesium special cement and the heat preservation board and so on; The biggest use is serves as the fertilizer and domestic animal's feed in the agriculture, causes the plant and in the animal metabolism process principal element, when serves as cow's feed, may prevent because to lack nervous system function being out of balance which the magnesium causes, namely the so-called forage grass convulsion gets sick; Uses in the chemical industry making the metal magnesium and the magnesium chemical, like magnesium sulfate, magnesium chloride as well as other chemicals; Moreover also uses in the water treatment, the detergent which the flue was mad uses in the glass, the dye, the electric cable, the silcon steel industry, the uranium processing, the electronics industry, the insulation material industry, as well as uses in professions and so on petroleum chemical additive, casting, phenolic plastic.

工业氧化镁主要用于制造陶瓷、搪瓷、耐火材料等；在抛光剂、黏合剂、油漆的制造中作为填充料；在人造纤维、橡胶中作促进剂和催化剂；在医药上作抗酸剂于轻泻剂，用于治疗胃酸过多、胃和十二指肠溃疡病；在食品加工上可作为砂糖精制是的脱色剂，冰淇淋的pH值调节剂等；在建筑行业中，氧化镁可生产制造含镁特种水泥和保温板等；在农业上最大用途是用作肥料和牲畜的饲料，使植物和动物代谢过程中的主要元素，用作奶牛的饲料时，可防止因缺镁而引起的神经系统机能失调，即所谓牧草性痉挛病；在化学工业中用于制造金属镁和镁化学品，如硫酸镁、氯化镁以及其他化学品；另外也用于水处理，烟道气的洗涤剂用于玻璃、染料、电缆、硅钢工业、铀加工、电子工业、绝缘材料工业，以及用于石油添加剂、铸造、酚醛塑料等行业。

The metal is used in alloys and other metallurgical applications and (because it oxidizes strongly and rapidly) in illumination, ignition , and signaling devices and in propellants. Misch metal, used in lighter flints, is 50% cerium.

铈及其化合物有很多用途，二氧化铈在光学工业中用于玻璃的精细拋光，在瓷器涂层中用作不透明剂，在玻璃制造业中用作脱色剂。

Then the extract was distributed between dichloromethane and water, and the organic part was then subjected to HSCCC for the isolation of chromone constituents.

以芦荟全叶为原料，经过一系列的预处理手段，从脱色剂活性炭中获得芦荟色酮粗提物，再经过溶剂分配和富集后采用高速逆流色谱对其中的色酮成分进行分离纯化。

High-speed countercurrent chromatography is reported for the preparative isolation and purification of a chromone from aloe vera. The crude extract was obtained by a series of pretreatment of aloe vera leaves and extracted from decolorizing active carbon with methanol.

以芦荟全叶为原料，经过一系列的预处理手段，从脱色剂活性炭中获得芦荟色酮粗提物，再经过溶剂分配和富集后采用高速逆流色谱对其中的色酮成分进行分离纯化。

The results show, Sodium hexametaphosphate is the best disperse, purified and decolored reagent, which can disperse attapulgite into nano-class crystal by absorption, electrochemistry and chemical treatment, separate other mineral impurity effectively, react with main colored ion into phosphate deposition achieving decolor aim.

研究结果表明，六偏磷酸钠是凹土矿良好的分散提纯和脱色剂，它通过吸附、电化学作用和化学反应使凹土晶体充分分散为纳米级晶体颗粒，使包裹其中的其他矿物杂质有效分离，并与凹土中的主要带色离子生成磷酸盐沉淀使凹土色泽变白。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。