oil of vitriol

Germination Test on Caesalpinia spinosa Seed Treated with Oil of Vitriol

用浓硫酸处理刺云实种子的发芽试验

Need to clean it with the liquor of oil of vitriol and the cadmium acid kalium when you first clean , and must clean over five times from inner to exterior .

初洗时要用浓硫酸和重镉酸钾的溶液进行清洗，里外要清晰5遍以上。

The results show that the adhesion performance of ZN-1 damping materials can be improved through surface treatment with oil of vitriol .

结果表明：采用浓硫酸对ZN-1阻尼材料进行表面处理，可以有效地改善其与硬铝的粘接效果；

This paper studied the oxidation reaction of benzaldehyde with hydrogen peroxide on the no catalyst , copper sulfate , copper and oil of vitriol .

研究了在无催化剂及以硫酸铜、金属铜、浓硫酸为催化剂的不同条件下，过氧化氢对苯甲醛的氧化反应。

Measuring the content of triterpenoid saponin in agrimony Aralia elata by the color development reaction & colorimetry between herb aldose and oil of vitriol reagent .

用香草醛-浓硫酸试剂显色比色分析了龙芽木根和叶中三萜皂甙的含量。

Additionally , hairy gourd seed was shuked by using oil of vitriol at different time , aiming at studying dormancy mechanism of hairy gourd and the methods of relieving dormancy .

另外，又用浓硫酸在不同的时间下，破壳处理毛节瓜种子，旨在研究节瓜种子休眠机制和破除休眠的方法。

The surface morphology and adhesion performance of ZN-1 damping materials almost do not change with the time of dipping in oil of vitriol . Concentration of sulfur element on the surface of ZN-1 damping materials increases with the dipping time .

酸处理时间对ZN-1阻尼材料的表面形貌及其与硬铝的粘接强度无明显影响，但随着处理时间的增加，其表面的硫元素含量有增加的趋势；

Effect of the factors such as surface treatment of ZN-1 damping materials , the time of dipping in oil of vitriol , neutralizing agent of acid method and storage time of adhesion samples on the adhesion performance between ZN-1 damping materials and duralumin is investigated .

研究了不同表面处理方式、酸处理时间、酸处理中和剂及试件贮存时间等因素对ZN-1阻尼材料与硬铝的粘接性能的影响。

During the disposal of waste water in the recycle device of acrylic fibre solvent , for a good deal of heat of solution produced by mixing oil of vitriol with water , the cauterization is rigorous , the line is rusted and leaked frequently .

腈纶溶剂回收装置的污水处理过程中，由于浓硫酸与水混合后产生大量的热，腐蚀条件极为苛刻，管线腐蚀泄漏频繁，影响正常生产。

And our work is to synthesize the expandable graphite , which has greater volume and lower sulfur content , with organic regent substituting for oil of vitriol and with some oxidants using to meet the need of the industry manufacture , to study the catalysis capability of the product .

我们的工作是改用有机介质逐步替换浓硫酸，在某些氧化剂的作用下制备出大膨胀体积，低硫含量的可膨胀石墨产品，使其符合工业生产需要，并对其催化性能进行初步研究。

It is reported that fusel oil can be used for synthesising mixing esters mainly inclusding amyl acetate when it is heated and back-flowed with Catalyst oil of vitriol or canon exchange resin .

本文报告了以酒厂废料杂醇油为原料，在催化剂浓硫酸或阳离子交换树酯存在下，经加热回流与冰醋酸反应生成以乙酸异戊酯为主的混合酯。