强酸

强酸和强碱中和过程的pH控制

Controlling pH in the Neutralization Process of Strong Acid and Strong Alkaline Solution

吡啶吸附红外结果表明减少的强酸中心数主要为B酸。

The IR spectra of adsorbed pyridine showed that the reduction of number of strong acid sites were mainly Br (?)

强酸腐蚀金属。

Strong acids attack metals .

灿烂甲酚蓝褪色光度法快速测定强酸的pH值

Spectrophotometric Determination of Low pH Value of Strong Acids with Brilliant Cresol Blue

强酸和弱酸等体积混合后的PH值

PH Value of Mixed Isovolumic Strong and Weak Acid

强酸与弱酸混合溶液pH值计算方法的讨论

The discussion on calculation of pH value in strong and weak acid mixed solution

基于强酸当量的pH自适应内模控制

PH Self-adaptive Internal Model Control Based on SAE

在强酸和强碱条件下，染料活性艳红X-3B的降解率较高。

The degrading rate of dye brilliant red X-3B held high in strong acid and strong alkaline .

从理论的角度模拟了脱铝过程中处在TA和TB位上的强酸相对数量的演化。

The evolutions of the relative populations of the strong acid on T_A and T_B sites during the dealuminization are simulated theoretically .

溶液pH值和温度是方解石溶解度的最直接的控制因素，且方解石的溶解随pH值不同分别在强酸、弱酸和碱性介质中表现出不同的反应方式。

The pH value and the temperature of solution is the main factors to control the solubility of calcite .

基于强酸当量（SAE）的pH值控制的研究

The Study of pH Control Based on SAE

最后，分别以OH加合机制和氧化机制对强碱、强酸作用下碱基释放量增加的现象进行了解释。

In addition , The phenomenon of the yield of A increasing in alkaline and acid solutions was respectively explained by OH-attach mechanism and oxidization mechanism .

几种新型补强树脂对NR硫化橡胶性能影响的研究强酸型阳离子交换树脂

Effects of Several New Reinforcing Resins on the Properties of NR Vulcanizates strongly acidic cation-exchange

沸石经La、Mn、Co离子交换和水蒸气处理改性，可以改变其酸性：交换La降低Hβ总酸中心量，主要是强酸中心量减少和强度减弱；

It is found that Mn and La ion modification could decrease the total amount of acid sites and weaken the acid strength .

强酸型离子交换纤维PVF-g-SO3H对碱性氨基酸的分离研究

Studies on the Separation of Basic Amino Acids by Strong Acidic Ion Exchange Fiber PVF-g-SO_3H

本文首次提出了用ICP-AES法测定用D001-CC强酸型阳离子交换树脂预分离富集钨酸钠中Ca和Mg。

A new method for the determination of Ca and Mg by ICP-AES after separation with str-ong acidic cation resin has been proposed .

在紫色砂页岩砖红壤上，即使在pH仅为3.5的强酸条件下，仍会有氨挥发损失。

Even if under the soil pH 3.5 strong acid condition , still could have the loss of ammonia to volatilize in the latosol from purple arenaceous shale .

强酸弱碱型两性离子交换纤维的制备I.苯乙烯和4-乙烯基吡啶的接枝共聚

STUDIES ON THE PREPARATION OF STRONG ACIDIC-WEAK BASIC AMPHOTERIC ION EXCHANGE FIBER I. the grafting copolymerization of styrene and 4-vinylpyridine onto polypropylene fiber

研究将H型001×7强酸树脂改性为Fe型，该树脂能有效吸附交换水中的F-。

By modified the model-H 001 × 7 strong acids resin to model-Fe , a study testified that the modified resin can adsorption exchange fluoride in drinking water effectively .

结论：PRZ在强酸和强碱条件下均不稳定，若制成液体制剂可调pH为5.1左右。

The pH of the liquid preparation of PRZ should be adjusted to about 5.1 .

在强酸条件即pH＜3.0时，最大激发和发射波长分别为345nm和452nm，主要以H3L~（2+）型体存在；

In strong acidic conditions , namely pH < 3.0 , quinine mainly exists in H3L2 + form , the maximum excitation and the maximum emission wavelengths are 345 nm and 452 nm respectively .

而CC法具有高精确度和速度快的优点，该方法的主要不同之处是，蒸馏物是在强酸溶液中进行收集的。

The main difference of CC method and EBC method laid in the distillate ( distillate gathered in strong acid solution for CC method ) .

MoO3/ZrO2纳米固体强酸催化剂的制备及其在异丁烷-丁烯烷基化反应中的应用

Synthesis of Strong Solid Acid MoO_3 / ZrO_2 and Application to the Alkylation of Isobutane with Butene

PTFE纤维具有优良的耐腐蚀性，低摩擦因数，不燃，能耐强酸、强碱、强氧化剂等强腐蚀性试剂或溶剂，耐高、低温性能优良。

PTFE fiber has good corrosion resistance , low friction factor , nonflame , strong acid and strong alkali resistance , high temperature and low temperature resistance .

杂多酸（HPA）是一类组成与结构确定的固体强酸，在酸催化、氧化催化领域具有重要的应用。

Heteropolyacid is a kind of solid acid with certain composition and structure . It has important applications in acid catalysis and oxidation catalytic fields .

但是，MCM-41本身的酸性较弱，对一些需要强酸催化的反应的活性较低，因此，提高MCM-41的酸性是将其应用于此类反应的关键。

However , the acidity of MCM-41 is weak and is of low catalytic activity for the reaction using strong acid catalysts .

底电极和PZT的图形化过程，避免了强酸长时间的腐蚀，大大提高了PZT薄膜的制备与MEMS工艺的兼容性。

The patterning technology of electrodes and PZT films does not require a long chemical etching process and improves the compatibility of fabrication of PZT films with MEMS .

结果表明：磷使强酸受到抑制，正丙苯的含量较Hβ分子筛有显著下降，多异丙苯生成量有所降低，从而提高了Hβ催化剂的选择性；

The results show that the modification of H β zeolite by phosphorus suppresses acid strength and also significantly decreases the total amount of acid and the content of n-propylbenzene , and therefore the alkylation selectivity is increased ;

并通过三种实验方案的比较，最终选定处理效果最佳的强酸H床&弱碱OH床工艺作为尼龙66盐工业废水的处理方法。

And pass the comparison of three kinds of experiments project , choice the best method " strongly acidic H resin and weakly basic OH resin " in result is used as the nylon 66 salt industrial waste waters handles method .

S1的POD对温度和pH适应范围宽，在低、高温、强酸和强碱下的活性均比引进种的高。

The adaptability range of POD of S 1 to pH is wide , and higher than that of the imported one under both low and high temperature and both strong acid and base .