分散黄119进行了砂磨处理。
本文介绍了用系数倍率导数光谱法同时测定黄棕色涤纶上的分散黄rgfl、分散棕2rl、分散红s - BWFL的配比。
The determination of Disperse Yellow RGFL, Disperse Brown 2rl and Disperse red S-BWFL on coloured Dacron fibres by coefficient multiple derivative spectrophotometry is described.
以2 - 氯- 4 - 硝基苯胺为原料，先经过重氮化、偶合反应合成出对硝基偶氮苯，经还原后再进行重氮化与偶合反应制备出最终产品分散黄104 。
Disperse 104 was synthesized by a process starting from diazotization of 2-chrolo-4-nitroaniline, followed by coupling, reduction; and then re-diazotization and re-coupling.
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