The best method of reducing attack on the cellulose and still obtain a bleachable pulp is to use strong acid and low cooking temperature.
生产纤维损失小、漂白性能好的浆料的最佳方法是使用强酸和低蒸煮温度。
Vinegar has a strong acid taste.
醋有很强的酸味。
Define the resins type of strong acid and weak acid.
二是强、弱酸树脂的选型。
Methods Reaction is held under the strong acid condition.
方法在强酸性条件下反应。
Do not contact methylene chloride acet (like nail oil) strong acid detergent.
不要接触亚甲基氯化物、丙酮(去指甲油剂)、强酸清洗剂。
Description: Cerium Hydroxide is insoluble in water and soluble in strong acid.
说明:氢氧化铈不溶于水,溶于强酸。
The degrading rate of dye brilliant red X-3B held high in strong acid and strong alkaline.
在强酸和强碱条件下,染料活性艳红x - 3b的降解率较高。
Methods Alcohol and strong acid cation exchange resin were used in the extraction and separation.
方法醇类溶剂提取法、离子交换树脂分离法。
Properties: White powder, nontoxic, insoluble in water. It will decompose when meeting strong acid.
性质:白色粉末,无毒,不溶于水,遇强酸分解。
It is soluble in acetone, glacial acetic acid, glycerin and inorganic strong acid, not soluble in ethanol.
溶于冰醋酸、甘油和无机强酸,不溶于乙醇。
When the fixed bed continuous process is used, the appropriate catalyst is strong acid cation exchange resin.
当采用固定床连续甲酯化反应时,适宜的催化剂为强酸性阳离子交换树脂。
Both a strong acid cation bed and a strong base anion bed are required to remove all of the ions in the water.
此工艺需同时使用一强酸性阳离子交换柱和一强碱性阴离子交换柱以除去水中所有离子。
The catalysis of big pore strong acid resin for 1,4-butanediol dehydration to tetrahydrofuran is investigated.
考察了大孔强酸性树脂对1,4 丁二醇脱水制四氢呋喃的催化作用。
In this paper, the titration curve of potassium naphthenate is acquired by using strong acid for titrating mixed base.
在本论文的实验中,利用强酸滴定混合碱法获得了环烷酸钾的滴定曲线,并据此确定环烷酸是一元弱酸;
A strong acid, it is toxic and can cause severe Burns. It attacks most metals and is used for etching steel and photoengraving.
硝酸是一种强酸,有毒,并能造成严重烧伤。能与大多数金属起作用,用于蚀刻钢材和光刻。
The basic principle for producing electrolyzed strong acid water and the fundamental mechanisms of its sterilization effect are discussed.
介绍了强酸性氧化离子水的制作原理,杀菌机理,使用特点,注意事项,应用前景和存在的问题。
Chemical graining: the lithographic plate surface is etched to produce a fine grain by the application of a strong acid or alkali solution.
化学磨版:用强酸或强碱溶液在平版印版的版面上腐蚀,造成幼细微粒表面。
Isoamyl propionate was synthesized by using solid iron system super strong acid as catalyzer instead of inorganic acid in present research.
采用固体铁系超强酸代替无机酸作催化剂催化合成了丙酸异戊酯。
The approach is based on combining the concept of non-linear internal model control, strong acid equivalent(SAE) and self-adaptive mechanism.
该方案结合了非线性内模控制、自适应机制和强酸当量(SAE)的概念。
If accidentally infected paint, skin carving can use gasoline cleaning, note: do not spray strong acid alkali and other strong corrosive items.
如不小心感染油漆,皮雕能够运用汽油清洁,留意:请勿喷洒浓酸浓碱等强腐性物品。
The results indicated that the strong acid sites of MCM-22 zeolite benefit the aromatization reaction in opposite to the isomerization process.
结果表明,MCM - 22分子筛的强酸有利于芳构化而不利于异构化。
Properties: White powder, insoluble in water, but soluble in alcohol. It will decompose into stearic acid and metal salt when meeting strong acid.
性质:白色粉末,不溶于水,溶于乙醇,遇强酸分成硬脂酸和金属盐。
Properties: White powder, insoluble in water, but soluble in alcohol. It will decompose when meeting strong acid. It has hygroscopic property in air.
性质:白色粉末,不溶于水,溶于乙醇,遇强酸分解,在空气中有吸湿性。
The prodrug exposed to strong acid is protonated and undergoes a conformational change to its active form which is capable of inhibiting the proton pump.
前药的接触了强酸后被质子化,并且经过结构的改变成为真正能够抑制质子泵的活化形式。
It is also the fiber chemical properties is very stable, but also has strong acid resistance and alkali resistance properties in the process of operation.
它的纤维化学性能也是非常稳定的,而且在操作的过程中具有较强的耐酸性能以及耐碱的性能。
In practice, asphalt-colloid smear was formed on copper electric parts and effectively purged by means of thermal neutralization with strong acid and alkali.
分析铜质导电零件沥青胶质油污的形成,在生产实际中采用强酸强碱热态中和法,有效地去除胶质油污。
In practice, asphalt-colloid smear was formed on copper electric parts and effectively purged by means of thermal neutralization with strong acid and alkali.
分析铜质导电零件沥青胶质油污的形成,在生产实际中采用强酸强碱热态中和法,有效地去除胶质油污。
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