Because dinitrogen tetroxide has intense oxidation character, it was often used as one oxidant of bipropellants.
四化
氮由于沸点低、易挥发,直接使
时存在诸多不便,常被制成胶体推进剂使
。
Because dinitrogen tetroxide has intense oxidation character, it was often used as one oxidant of bipropellants.
四化
氮由于沸点低、易挥发,直接使
时存在诸多不便,常被制成胶体推进剂使
。
Tetraethyl thiuram disulfide was synthesized one step from diethylamine and carbon bisulfide with hydrogen peroxide(27.5%) as oxidant.
乙胺和
硫化碳为原料,经双
水(275%)
化,一步合成了四乙基秋兰姆化
硫。
This thesis mainly introduced that ureas and semicarbazides were synthesized by oxidation of corresponding thioureas and thiosemicarbazides using 30% peroxide as oxidant.
本文主要介绍了30%浓度的双
水作为
化剂
化硫脲、氨基硫脲来制备相应的脲和氨基脲类化合物。
Expressions of S-adenosylmethionine synthetase gene, arginase gene and oxidant stress related genes in myocardial tissue of normal and diabetic rats were assayed by DNA microarray.
在正常大鼠和糖尿病大鼠心肌,
基因芯片技术测定S腺苷蛋氨酸合成酶、精氨酸酶及
化应激相关基因的表达。
This is a conventional beauty remedy and also a very secretive anti oxidant concept. It contains Bromelin and Papaine to help exfoliate dead cells from the skin.
可治疗及预防皮肤过早老化,减少紫外线辐射造成的红斑,连带细纹,黑色素都逐渐减少,它更是角质更新的有效成份。
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