Symmetrical diazo compounds, compositions comprising them, method of coloring, and device.
对称重氮化合物，含有它们的组合物，染色方法和设备。
A method of lamination technology to produce complex material insulating cover suitable for high speed diazo printer is reported, by using nonbasic gloss fibre cloth and unsaturated resin.
报导了采用层敷工艺，使用无碱玻璃纤维布和不饱和树脂研制适于高速晒图机使用的复合材料绝缘机罩的方法。
A new spectrophotometric method for the determination of trace nitrite was studied. The method is based on the diazo - reaction of methylene violet with nitrite in hydrochloric acid medium.
研究了在盐酸介质中微量亚硝酸根与亚甲紫发生的重氮化反应，建立了测定微量亚硝酸根的新方法。
A method of machining to produce the big bore diameter PTFE sifter of the parts for high speed diazo printer was reported, by using polymer PTFE material.
报道了采用新型高分子材料聚四氟乙烯车削板为原料，机械加工生产高速晒图机的重要部件——大孔径聚四氟乙烯筛板的方法。
Extraction liquid of electronic grade 2, 1, 5-diazo naphthoquinones sulfonyl chloride and preparation method thereof.
电子级2.1.5 -重氮萘醌磺酰氯的萃取液及其制备方法。
Extraction liquid of electronic grade 2, 1, 5-diazo naphthoquinones sulfonyl chloride and preparation method thereof.
电子级2.1.5 -重氮萘醌磺酰氯的萃取液及其制备方法。
应用推荐