1,2,4-Benzenetricarboxylic acid, 1,2-dianhydride (Trimellitic anhydride); Phthalic acid; and 4-Sulfo-1,8-naphthalic anhydride

Details

Special Rate

Free (A+,AU,BH,CL,CO,D, E,IL,JO, KR,MA,OM,P, PA,PE,S,SG)

Parent HS6

291739 Acids; aromatic polycarboxylic acids; n.e.c. in item no. 2917.3