Phthalic AnhydrideChangZhou Energetic & Reliable Co.ltd.（known as ER CHEM） produces authentic orthophthalic anhydride with best quality, brand and service. The factory is in Changzhou, Jiangsu. The production capacity is 100,000 tons/year. Phthalic anhydride produced by Haishu is an important raw m

ER colorants for fertilizerAccording to a large number of studies by ER CHEM, In pursuit of greater economic value, it is popular to dye the fertilizers.The common dyeing fertilizers in market are mainly concentrated in diammonium phosphate, compound fertilizer, potassium chloride, slow and cont

Chinese name: Pigment yellow 14, benzidine yellow BHT; Benzidine yellow RS; Pigment yellow 14 (C.I); Solid yellow GS; forever; Solid yellow G forever; 2, 2 '- [(3, 3' - dichloro [1, 1 '- biphenyl] 4, 4' - 2) double (azo)] double [N - (2 - methyl phenyl)] - 3 - oxygen generation ding amide; Haishu yellow 6314, C.I.P Igment yellow 14,2GS yellow English name: Iron, iron, and iron

Looking at this vast world, we can appreciate so many colors. On the one hand, nature itself gives us a colorful home; on the other hand, people's industry gives play to their wisdom and make various dyes used for painting, making our life more colorful.

Firstly established as a factory, more and more of our existing customers ask us for fully Assembled Printed Circuit Boards delivered to their door to...