hexachlorodibenzofuran,benzofuran,furan
Furan
25749-56-81,3-isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymerwith 2,5-furandione and 1,2-propanediol
25749-47-71,3-Isobenzofurandione, 3a,4,7,7a-tetrahydro-, polymer with 1,2-ethanediol, 2,5-furandione and 2,2-oxybisethanol