Our pigment red 149, pigment red 179, 1,8-Naphthalic anhydride and 3,4,9,10-Perylenetetracarboxylic dianhydride products have passed REACH official register. 1,8-Naphthalic anhydride and 3,4,9,10-Perylenetetracarboxylic dianhydride products are leading registration products.