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Donghetong,Dagang,Tianjin,China China
Personne àcontacter Ms. Lydia Zhao
Nom de la société Donghetong, Dagang, Tianjin
Yadong Chemicals’ R&D focuses on high-tech products and continuous improvement of our classica
Based on the philosophy of Green, Safety, Market and Created-value, we have developed series of direct black,
The dry of J-acid is grey powder, difficultly soluble in water. Easily soluble alkali-creating correspondence
Liquid dyes for paper is one of our leading products. Our high quality was well known and universally acknowle
White crystal, melting point is 272℃. Difficultly soluble in water, good solubility in hot water. E
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