Test method for the shade and strength of vat dyes in pigment padding process 还原染料悬浮体轧染色光和强度测定法
Method for the determination of shade and colouring strength for dyeing solubilised reduced dyes 可溶性还原染料染色色光和强度的测定法
Method for the determination of shade and colouring strength in printing solubilised reduced dyes 可溶性还原染料印花色光和强度的测定法
Manufacturer of pyranine dyes for the food , cosmetic , pharmaceutical , and personal care industries , as well as a black dye for inkjet printers -生产还原染料分散染料染料中间体,苯绕蒽酮, 1 ， 4 -二氨基- 2 ， 3 -二氯蒽醌,还原黄,还原紫,还原棕,还原咔叽,还原大红,还原灰,分散紫
