查询词典 peroxide

Polyester fibers may also be bleached with hydrogen peroxide or sodium hypochlorite.

涤纶纤维可用过氧化氢或次氯酸钠漂白。

Research on Using Rice Hull to Extract Arabinoxylan s;2. Study on the Inheritance and Variation of Arabinoxylan s in Hard Wheat;3. In order to enhance the extraction yield of arabinoxylan from wheat bran,the effect of temperature,time,the concentrations of sodium hydroxide and hydrogen peroxide and shaking speed on yield of arabinoxylan were investigated.

为提高小麦麸皮中阿拉伯木聚糖的得率，本研究在考察了温度、时间、碱液与H2O2浓度和振荡速度等单因素对阿拉伯木聚糖得率影响的基础上，采用二次回归正交旋转组合设计对阿拉伯木聚糖的碱提工艺条件进行了优化并建立数学模型。

Polyester fibers may also be bleached with hydrogen peroxide or sodium hypochlorite.

涤纶纤维可用过氧化氢或次氯酸钠漂白。收藏反馈

Cellulose fibre and blended polyester fabrics are normally bleached using hydrogen peroxide or sodium hypochlorite .

纤维素纤维和混合的涤纶一般用过氧化氢或次氯酸钠来漂白。有时也用亚氯酸钠来漂白。

Results indicated that when the extraction temperature,time,the concentrations of sodium hydroxide and hydrogen peroxide were 88℃,200min,0.16mol/L and 1.5% respectively,the yield reached the maximum(21.23%),which was consistent with the validate experiment result.

结果表明，在提取温度88℃、时间200min、NaOH浓度0.16mol/L、H2O2浓度1.5%的条件下，阿拉伯木聚糖的得率达到最大值21.23%，验证实验结果与模型预测值相符。

Common bleaching agents are hydrogen peroxide, sodium hypochlorite, sodium chlorite and sodium perborate.

常用的漂白剂有过氧化氢、次氯酸纲、氯化钠以及过硼酸钠。

Meiban: 2% of the soap solution alcohol wipe, and then use bleach 3 percent to 5 percent of the sodium hypochlorite or hydrogen peroxide polished, and then washed.

衣服上的油渍可用松香水、香蕉水，汽油等来擦洗，然后放人3％的盐水里浸几分钟，再用清水漂洗。

The company was established in 2001, covers an area of 16,000 square meters, are set production, sale and service of professional manufacturers, professional production·, chemical pure, pure electronics, industrial pure content specifications such as sulfuric acid, nitric acid, hydrochloric acid, sodium hydroxide, hydrogen peroxide, ammonia and other chemical raw materials and chemical reagents, as well as multi-layer circuit boards, flexible circuits board, semiconductor, electronic plating, chemical plating, wastewater treatment and a variety of electronic device manufacturers to provide supporting services.

公司成立于2001年，占地面积16000平方米，是集生产、销售、服务于一体的专业型厂商，专业生产分析纯、化学纯、电子纯、工业纯等各种规格含量的硫酸、硝酸、盐酸、氢氧化钠、双氧水、氨水等各种化工原料及化学试剂，并为多层电路板、软性电路板、半导体、电子电镀、化学电镀、废水处理及各种电子器件生产厂商提供配套服务。

The ore is molien with sodium peroxide and the molten sample is leached with triethenol amine and sodium citrate.

本法采用过氧化钠熔矿、三乙醇胺和柠檬酸钠浸取，在弱酸介质中，以PMBP-苯萃取，甲酸反萃取。

A flow-injection chemiluminescence method for the determination of melatonin based on the CL reaction of melatonin with hydrogen peroxide and sodium hypochlorite in a basic alkaline solution was developed. The possible CL mechanism has been discussed, and a proposal for the reaction pathway was given that singlet oxygen was clarified to be produced in this reaction system and was responsible for the CL emission.

研究了褪黑素在碱性介质中与过氧化氢和次氯酸钠反应产生化学发光的行为；初步探讨了其化学发光反应的机理；提出了可能的化学发光反应历程；建立起流动注射化学发光测定褪黑素的新方法。

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。