氧化磷

N-Octylphosphate, an anti static agent, is synthesized with n-octanol and phosphorous pentoxide as the starting materials.

在工厂委托的基础上，以正辛醇和五氧化二磷为原料，设计并合成了的正辛烷基磷酸酯型抗静电剂。

Application fields of sodium hexametaphosphate was summarized.Production technologies,mainly include two-step sodium dihydrogen phosphate production process and one-step phosphorus pentoxide production process of sodium hexametaphosphate,as well as advantages and disadvantages of various methods were introduced in detail.

综述了六偏磷酸钠的应用领域，并详细介绍了六偏磷酸钠的制备方法以及各种方法的优缺点，主要有磷酸二氢钠两步法和五氧化二磷一步法。

By means of experimental research on every criterion and its test process in the existing standard of industrial APP,some problems and shortcomings in the standard are found,for example,low criterions in phosphorus pentoxide content,average polymerization degree and granularity,imperfect test means in nitrogen content,average polymerization degree,and so on.

通过对工业聚磷酸铵行业标准中各项指标和检验方法的实验研究，发现标准中存在一些问题和不足，如五氧化二磷含量、平均聚合度、粒度等的指标要求低及氮含量和平均聚合度的检验方法不理想等。

Major procurement of goods: a three-chlorosilanes, dichloromethane, AE activity ester, 3-iodine Silane, special acid, pentyl chloride, triethylamine, thiadiazole, tetrazolylazo acid, 2 - Acetamide, tetrahydrofuran, the four-guanidine, isopropanol, five phosphorus trichloride, sodium vary bitter, acid, sodium phenylacetate, 6-2 silicon n-amine, Ethylacetoacetate , Methyl isobutyl ketone, potassium dihydrogen phosphate, aluminium oxide, DL methionine, N, N-dimethylaniline, NN-diethyl aniline, 4 sodium EDTA, Anhydrous sodium sulfate, ammonium sulfate, potassium sulfate, sodium acetate, sodium carbonate, DMC, formic acid, sodium chloride medicinal, oxalate, protopine, acetone, alcohol, acetic acid, vinegar Ethyl, butyl acetate, methanol, ethanol (anhydrous, industrial, medicinal), formaldehyde, Ye Jian (30%), hydrochloride (industrial-grade, refined grade, reagent level), sulfate (98%), Ammonia, calcium carbonate, chlorine dioxide, 6 - APA ,7-ACA ,7-ADCA ,7-ANCA, sulbactam, ceftazidime activity ester, Deng salt (hydroxymethyl-K, acid precursors Potassium, sodium dihydrogen methyl), resin, the enzyme, water treatment agent, Xiao Mo agent, demulsifier, flocculants, activated carbon, all kinds of medicinal materials, All kinds of additives

三甲基一氯硅烷、二氯甲烷、AE活性酯、三甲基碘硅烷、特戊酸、特戊酰氯、三乙胺、噻二唑、四氮唑乙酸、二甲基乙酰胺、四氢呋喃、四甲基胍、异丙醇、五氯化磷、异辛酸钠、苯乙酸、苯乙酸钠、六甲基二硅胺烷、乙酰乙酸乙酯、甲基异丁酮、磷酸二氢钾、三氧化二铝、DL蛋氨酸、N，N-二甲基苯胺、NN-二乙基苯胺、乙二胺四乙酸四钠、无水硫酸钠、硫酸铵、硫酸钾、醋酸钠、碳酸钠、碳酸二甲酯、甲酸、药用氯化钠、草酸、片碱、丙酮、正丁醇、冰醋酸、醋酸乙酯、醋酸丁酯、甲醇、乙醇、甲醛、液碱（30％）、盐酸（工业级、精制级、试剂级）、硫酸（98％）、氨水、碳酸钙、二氧化氯、6－APA、7－ACA、7－ADCA 、7－ANCA、舒巴坦、头孢他啶活性酯、邓盐(羟甲基钾、前体酸钾、二氢甲基钠)、树脂、生物酶、水处理剂、消沫剂、破乳剂、絮凝剂、活性碳、各种药用辅料、各种添加剂

Group in the periodic table there are silver-white metallic luster of the solid metal transition element, atomic number Z = 26, atomic weight of 55847, chemical symbol Fe, there is a stable F isotope 5626Fe and a radioisotope 5526Fe, content of 5% of the earth's crust, accounting for elements of in the fourth place, the metal in the second melting point 1535 ℃, boiling point 2750 ℃, the relative density of 786, the external electronic structure 3d64s2, chemical reactions 2-6 tram F-volatile son, oxidation number of 0, 2, 3, 4 , 5 and 6, the chemical nature of the metal element is very lively, in the humid air combined with oxidation, but also directly with the sulfur, phosphorus, silicon, carbon together.

周期表中Ⅷ族有银白色金属光泽的固体金属过渡元素，原子序数Z＝26，原子量55847，化学符号Fe，有一种稳定F同位素5626Fe和一种放射性同位素5526Fe，地壳中含量5％，占元素中第四位、金属中第二位熔点1535℃，沸点2750℃，相对密度786，外围电子结构3d64s2，化学反应时易丢失2—6个电F子，氧化数为0、＋2、＋3、＋4、＋5和＋6、化学性质很活泼的金属元素，在潮湿空气中能与氧化合，也能直接与硫、磷、硅、碳化合。

Engaged in various professional polished metal surface treatment, spray painting, zinc phosphide, anode stainless steel, aluminum oxide, chemical processing.

专业从事各种金属表面抛光处理，喷涂喷漆，磷化镀锌，不锈钢阳极，铝氧化，化学处理等。

It is understood that three-way outlet selection of Aurora Phosphor Bronze material, not only has good conductivity of copper, and good elasticity, anti-fatigue, anti-corrosion, oxidation resistance is very superior.

据了解，三雄·极光插座选用的锡磷青铜材料，不仅具有铜的良好导电性能，而且弹性好，抗疲劳、耐腐蚀、抗氧化性能非常优越。

The results also showed that inoculation increased phosphorus concentration of cucumber seedlings. The mycorrhizal seedlings had higher Polyphenoloxidase activity and concentration of praline but

与对照相比，接种菌根真菌显著增加了植株磷含量，显著提高了多酚氧化酶的含量，降低了丙二醛浓度，促进了脯氨酸的积累。

RESULTS: The aqueous extract of Pulsatilla Chinensis Regel reduced the micronucleus rate of bone marrow PCE cell in mice,and increased SOD activity and T-AOC in mice serum.

结果： 白头翁水提物能显著降低环磷酰胺所诱发的微核率、提高小鼠血清超氧化物歧化酶活性、增强总抗氧化能力，与阳性对照组比较，差异均具有统计学意义(P.05)。

The experimental conditions for measurement on the content of aluminium, calcium, magnesium, manganese, phosphor, silicon and titanium using ICP-AES method according to GB/T6730.63—2006 have been tested and analyzed. In the experiments the iron ore sample is decomposed and extracted using sodium carbonate/sodium tetraborate with proper acidity as the flux and then a working curve is drawn up using extremely pure ferric oxide (F2O3) as the primitive. And in the end the correlation coefficient r attains to 0.999 and above.

试验ICP-AES法测定铁矿石中铝、钙、镁、锰、磷、硅和钛国家标准方法GB/T6730.63－2006的实验条件，用碳酸钠/四硼酸钠作熔剂分解铁矿石样品，适当的酸度浸取，以高纯三氧化二铁打底作工作曲线，相关系数r达0.999以上。

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。