It was a glycoprotein containing 2.7% sugar by phenol-sulfuric acid reaction.
胶原蛋白为一种糖蛋白，经硫酸-苯酚法测定，其含糖量为2.7%。
The leaching kinetics of pyrite cinder and sulfuric acid reaction was studied.
研究了硫铁矿烧渣与硫酸反应动力学。
The acid gelling of less additive can reduce leak in crack or hole and delay acid reaction to penetrating through farther.
研究出的低聚合物加量胶凝酸体系，降低酸液滤失，实现酸液缓速和深穿透的目的。
The synthetic methods of ester include acyl chloride reaction, carboxylic acid reaction, and inter-esterification reaction.
酯化的方法包括：酰氯法、羧酸法、酯交换法。
Detailed discussion of acid reaction conditions and the impact of factors, cinder of iron oxide decomposition rate of over 95%.
详细讨论了酸解反应工艺条件及影响因素，使烧渣中的氧化铁分解率达95%以上。
The results show that the zone in the zone has the characteristics of an evident humic property, intense leaching and acid reaction;
研究结果表明：此带土壤腐殖质特性明显，淋溶强烈，呈酸性；
Phosphate rock (plasma) and sulfuric acid reaction, the reaction slurry to liquid-solid separation, dilute phosphoric acid to be wet.
磷矿粉(浆)与硫酸反应，反应料浆进行液固分离，得到湿法稀磷酸。
For the acid reaction condition, the reaction time should not last long, and suitable amount of the solution should be added according to its ion concentration.
考虑到实验的酸性条件，反应时间不宜过长，对于一定离子浓度溶液应选择恰当的加入量。
The 4-methoxy-phenylhydroxy-acetic acid was synthesized by the carbonyl addition reaction of 4-methoxybenzaldehyde.
通过4-甲氧基苯甲醛的羰基加成反应合成4-甲氧基-苯基羟基乙酸。
Reaction of the isocyanic acid (HNCO) and isothiocyanic acid (HNCS) with ethylene radical is studied.
研究了异氰酸及异硫氰酸与乙烯自由基之间发生的反应。
Initial heating of the phenol and formaldehyde (in the presence of an acid or base to get the reaction going) produced a shellac-like liquid good for coating surfaces like a varnish.
开始加热，酚和甲醛(需有酸或碱促使其反应进行)便产生了像紫胶样的液体，能像清漆一样涂于物体表面。
They doused the fructose in acid, which catalysed a chemical reaction expelling oxygen atoms as water molecules.
研究人员们接着将果糖浸入酸溶液之中，酸溶液便会对果糖催化一种化学反应-这样水分解之时就能排除内含的氧原子。
Measurements of the pH of the Coke before and after the experiments showed that its acidity did not change, ruling out the idea that a simple acid-base reaction drives the fountains.
经过测量反应前和反应后实验前后的可乐pH值发现前后酸性没有发生变化，排除了简单的碳酸反应导致这喷泉影响的想法。
In the second stage, lactic-acid molecules are linked into long chains, or polymers, in chemical-reaction vessels, to produce PLA.
其次，乳酸分子于化学反应容器中连成长链或组成聚合物，然后产生聚乳酸纤维。
Theories abound as to why this happens, with some bloggers speculating that it is an acid-base reaction because Coke is acidic.
一些blogger们深思后得出了解释这一现象的原因的理论——这是种酸碱反应，因为可乐是酸性的。
A chemical formed by the reaction of an acid and an alcohol.
一种由酸和醇反应而形成的化学结构。
There are two stages, namely induction stage and speed up stage, in accelerated oxidation reaction. In the induction stage, the acid - forming reaction belongs to 0 grade reaction.
抗燃油在加速氧化反应中存在诱导期和加速期两个阶段，诱导期内产酸反应为0级反应。
Reaction time, temperature, concentration of acid and different kinds of organic acid to the degradation speed of chitosan are studied.
试验研究了不同有机酸及反应时间、温度、酸的浓度对壳聚糖降解速度的影响。
Acidizing fluid of emulsified acid consists of preflush, emulsion, after-pad, KFT reaction fluid and displacement fluid.
乳化酸酸化酸液由前置液、乳化酸、后置液、KFT反应液和顶替液组成。
Oxalic acid is always formed during the reaction.
在反应过程中，乙二酸总是会生成的。
Oxalic acid is always formed during the reaction .
在反应过程中，乙二酸总是会生成的。
In the solution of 6.6M hydrochloric acid the colour reaction has a high sensitivity and a better stability.
在6.6M酸度条件下，其呈色反应具有较高的灵敏度，稳定性好。
Should try to avoid acid-base media used interchangeably (except in and reaction medium) in order to avoid shortening life expectancy.
应尽量避免酸碱介质交替使用(除中和反应介质)，以免缩短寿命。
The results of acid wash with different acid concentration, reaction time and acid temperature were discussed.
主要考查了酸溶液的浓度、反应时间及酸溶液的温度等因素对灰份去除结果的影响。
The results of acid wash with different acid concentration, reaction time and acid temperature were discussed.
主要考查了酸溶液的浓度、反应时间及酸溶液的温度等因素对灰份去除结果的影响。
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