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الشخص الذي يمكن الاتصال به Ms. Bella
huaxing, Hangzhou, Zhejiang
Acid dyes are used for wool silk and nylon dyeing. After ionization of these dyes negatively charged dye ions, such as eosin, Congo red, red algae, aniline black, red picric acid and acid complex may be combined with the alkaline material into the salt. When the cultivation of genetically carbohydrate decomposition products of acid pH value decreased, the bacteria carried by the positive charge increases, then select the acidic dye, stain easily.
