ph3

Study on Penetrability of PH3 through Strips in Different Package Patterns

磷化氢对不同包装的片烟穿透能力研究

Purification of PH3 from Yellow Phosphoric Tail Gas by Catalytic Oxidation

催化氧化净化黄磷尾气中PH3

PH3 , concentration was monitored using phosphine detection tubes .

熏蒸期间用磷化氢检测管测定PH3浓度。

Adsorbing Purification of PH3 in Off-gas of Yellow Phosphorus by Modified Activated Carbon

改性活性碳吸附净化黄磷尾气中的磷化氢

The optimal culture conditions are as follows : initial pH3 . 5 , temperature 30 ℃ and cultivation time 84 hr .

最适培养条件为：pH3.5，温度30℃，培养时间84小时。

All of the 15 strains can exist at pH3 , 0.3 % bile .

对分离的乳酸菌进行耐酸和耐胆汁酸盐试验，供试的15个菌株都能在pH3、0.3%胆汁酸盐中存活；

Strain CD4 could adjust system pH from pH3 to neutral , and the COD removal ratio reached about 50 % .

多孔菌属的菌株CD4可以将体系pH由pH3调节到中性，COD去除率达到50%左右；

The gaseous PH3 levels in the atmosphere were apparently affected by temperature , radiation , sources and other meteorological factors .

大气中气态PH3浓度明显受温度、光照、来源及风向等各种气象因素的影响。

Phosphine ( PH3 ) is one of the best fumigant , widely recognized as the performance control stored product insects .

磷化氢（PH3）是目前公认的防治储藏物害虫性能最优良的熏蒸剂之一。

The conductivity of the cigarette beetle increased after exposed in PH3 , with CO2 addition , the conductivity decreased .

烟草甲的电导率以成虫最小，蛹和幼虫无明显差别，PH3处理后，烟草甲的匀浆液电导率上升，但加入CO2后，电导率则下降。

It has high thermal stability and high catalytic activity on decomposition of PH3 . Under proper conditions , the decomposition rate can approach 100 % . 2 .

其对PH3的分解具有较好的催化作用，在适宜条件下分解率可接近100%。

The hypha could grow under pH3 ~ 8 , the optimum pH value was 6 , and it was not sensitive to light .

病原菌菌丝在pH3~8的范围内均能生长，最适pH值为6.光照条件对菌丝的生长无显著影响。

The results show that low temperature is benefit to InP nucleation and the filling ratios of InP aggrandize with PH3 flux increasing .

结果表明低温有利于InP成核，而InP在空隙内的填充率随成核阶段PH3流量的增加而增加。

A series of Co-P alloy catalysts were prepared by the induction-chemical deposition method for use as the catalyst in PH3 decomposition .

采用诱导化学沉积法制备系列Co-P合金，并将其引入PH3的分解试验。

According to the thermodynamic equilibrium calculation , the PH3 adsorption process over the modified activated carbon adsorbent is a spontaneous exothermic process of decreased entropy .

根据热力学平衡状态的计算可知，磷化氢在活性炭吸附剂上的吸附过程是一个放热的、混乱度降低的自发过程。

In this thesis , low concentrations of phosphine ( PH3 ) were subject investigated and catalytic wet air oxidation was used to remove phosphine gas .

本论文以低浓度磷化氢（PH3）为对象，采用新型催化湿式氧化法脱除PH3。

WSAC adsorbent owns the biggest PH3 breakthrough adsorption amount due to the biggest specific surface area , total pore volume and micropore volume .

具有最大比表面积、总孔体积和微孔容积的核桃壳活性炭吸附剂对磷化氢的穿透吸附容量最大。

The results of experiment show that stable silica-alumina gel was formed by controlling the value of pH3 . Gelatinization time could be adjusted by adding ammonia or acetylacetone .

结果表明，要形成稳定铝硅溶胶pH值必须控制在3以下，采用氨水和乙酰丙酮可调节胶凝时间。

Chromatography GC-14C and gas stimulation through steel-vase container were used to study adsorptive removal of PH3 in off-gas of yellow phosphorus by modified activated carbon .

通过钢瓶配气模拟和气相色谱GC-14C测定的方法，研究了改性活性炭吸附净化黄磷尾气中PH3的相关问题。

Phosphine ( PH3 ) is an important electronic specific gas which is mainly used in fields of N-type semiconductor doping , ion implement and chemical vapor deposition ( CVD ) etc.

磷化氢（PH3）是一种重要的电子特气，主要用于n型半导体的掺杂、离子注入和化学气相沉积（CVD）等。

Electric Discharge of the Gas Mixtures of HCN , H2S , PH3 , N2-NH3 and CH4-H2O & Simulating Prebiotic Synthesis

HCN、H2S、PH3、N2-NH3与CH4-H2O气体混合物的前生物分子合成

The experiment results showed that the filtration rate of BSA solution was bigger for PH3 , temperature 30 ℃ and the fouling value of BSA on PEK membrane was smaller .

实验结果表明，pH值在3左右，温度为30℃时，PEK超滤BSA溶液的滤出速率较高；

The feasibility of circulative fumigation with PH3 under the condition of safe guard was discussed through some successful experiences in silos , warehouses and bunkers .

文章以我国PH3环流熏蒸技术在立筒仓、房式仓、土堤仓应用的成功事例，论述了PH3环流熏蒸在安全防范条件下的可行性；

10 strains can resist to acid ( pH3 ) . And , in the experiment of resistant to bile , the ratio of growth of 10 strains is surpass 3.0 % .

试验菌株坚强肠球菌CB4-2和CB8-3等10株菌在耐酸（pH3）试验中能存活，耐胆盐（0.3%牛胆酸钠）试验中生长率大于3.0%。

We studied the optimal conditions of preparing CoP amorphous alloy , compared the properties of the CoP which prepared under different conditions , and the pilot study on the conditions of decomposition of PH3 was made .

我们研究了合成CoP非晶态合金的最佳条件，对比了不同条件下合成产物的性质，并初步研究了催化磷化氢分解的条件。

The effect of 6 kinds of Xinyang Maojian tea ( Chinese green tea ) on the formation ( pH3 . 4 , 37 ° C ) of DMN ) in vitro was studied .

本文在体外模拟胃液条件（pH3.4,37℃）下探讨了六种信阳毛尖茶对二甲胺和亚硝酸盐合成二甲基亚硝胺（DMN）的影响。

The determination method , using paddle method , for dissolution rate of aconitine from Xiaohuoluo Pills was studied ( medium : 70 % alcohol , pH3 , rotation speed : 100 . r. p. m ) .

本文探讨了测定小活络丸中乌头碱溶出度的方法。用浆法，以pH3的70%乙醇液为介质，转速为100r。

The content of product can increased to 40 % by direct extraction for 3 times with ethyl acetate and successive extraction for 4 times with aether from sample solution of Echinacea purpurea extract ( pH3 ) .

pH3的原料液直接用乙酸乙酯萃取3次和乙醚萃取4次可以得到纯度40%左右的产品，两步萃取收率都在90%以上。

The electronic structures of HCo ( CO ) 4 and HCo ( CO ) 3 ( PH3 ) were calculated by CNDO method in which the s and p electrons of metal were treated separately .

用将s电子和p电子分开处理的CNDO法，计算了HCo（CO）4及HCo（CO）3（PH3）的电子结构。

Experiment shows that the treatment works on the NO ~ - _2 contained wastewater in a relative wide range of acidity ( 0.1 % ~ 0.5 % H_2SO_4 or pH3 ~ 9 ) with no need of adjusting pH.

实验结果表明，用氨磺酸处理含NO-2废水，可在很宽的酸度（010%～050%H2SO4）或pH值3～9范围内进行，处理前无须对废水的酸碱度进行调节；