| 1,8-Naphthalic Anhydride | Liaoning Liangang Pigment & Dyestuff Chemicals Co., Ltd. 辽宁联港染料化工有限公司 | 1,8-萘二甲酸酐是一种重要的原材料，用于合成二萘嵌苯染料、颜料和荧光剂。 | |
| 1,8-Naphthostyril | Liaoning Liangang Pigment & Dyestuff Chemicals Co., Ltd. 辽宁联港染料化工有限公司 | 一个中间体，用于合成还原性染料和有机颜料 | |
| 3,4,9,10-Perylenetetracarboxylic Dianhydride | Liaoning Liangang Pigment & Dyestuff Chemicals Co., Ltd. 辽宁联港染料化工有限公司 | 3,4,9,10-苝四酸二酐是一种重要的中间体，用于合成二萘嵌苯染料和颜料。 | |
| 3,5-Xylidine | Liaoning Liangang Pigment & Dyestuff Chemicals Co., Ltd. 辽宁联港染料化工有限公司 | 颜料、染料和医药工业的中间体 | |
| 4-Sulpho-1,8-Naphthalic Anhydride, Potassium Salt | Liaoning Liangang Pigment & Dyestuff Chemicals Co., Ltd. 辽宁联港染料化工有限公司 | 合成染料、颜料的重要原料 | |
| Maleic Acid | Thirumalai Chemicals Ltd | Maleic Acid is a white monoclinic, crystalline, fine granule powder with a faint acidulous odor that can be used in the production of phthalic-type alkyd and polyester resins, surface coatings, adhesives and sealants. | |
| Maleic Anhydride | Thirumalai Chemicals Ltd | Maleic Anhydride is an organic acid anhydride that is used in the product of unsatured polyester and alkyd resins that are applied to paints and coatings. It can also be used to improve coating quality in lacquers and vinyl copolymers used in adhesives. | |
| Phthalic Anhydride | Thirumalai Chemicals Ltd | Phthalic Anhydride are white flakes and an aromatic di-carboxylic acid anhydride commonly used in production of alkyd resins for paints, inks and coatings, including lacquers, pigments and varnishes. | |
| Succinic Anhydride | Thirumalai Chemicals Ltd | Succinic Anhydride is an odorless white flaky crystalline and an organic anhydride. This product is used in the production of alkyd and other copolymer resins and a cross-linking agent in acrylic films as well as adhesives and curing agents. |
