3 月 2023 | Jiujiang Huirong Chemical Co., Ltd.
0
archive,date,wp-theme-bridge,wp-child-theme-bridge-child,qode-quick-links-1.0,ajax_fade,page_not_loaded,,qode_grid_1300,footer_responsive_adv,qode-content-sidebar-responsive,qode-child-theme-ver-1.0.0,qode-theme-ver-11.2,qode-theme-bridge,wpb-js-composer js-comp-ver-5.2.1,vc_responsive
 

   硫化染料染色硫化染料由芳香胺类或酚类化合物与多硫化钠或硫磺熔融而成,在染色时须用硫化碱复原溶...