Pyrrolidone series intermediates

Always customer-oriented, and it's our ultimate target to be not only the most reliable, trustable and honest supplier, but also the partner for our customers for Pyrrolidone series intermediates, Solvent Yellow 93, 4"-Aminoazobenzene-4-Sulfo-Acid, 2,3-Dihydroxy Naphthalene-6-Sulfonic Acid Sodium Salt (Dioxy R Salt), We focus on providing service for our clients as a key element in strengthening our long-term relationships. Our continual availability of high grade products in combination with our excellent pre-sale and after-sales service ensures strong competitiveness in an increasingly globalized market.