Harmonized System
Section VII > Chapter 39 > Heading 3909 > 3909.3
Other amino-resins
Section VII > Chapter 39 > Heading 3909 > 3909.10
Urea resins; thiourea resins
Section VII > Chapter 39 > Heading 3909 > 3909.20
Melamine resins
Section VII > Chapter 39 > Heading 3909 > 3909.3 > 3909.31
Poly(methylene phenyl isocyanate) (crude MDI, polymeric MDI)
Section VII > Chapter 39 > Heading 3909 > 3909.40
Phenolic resins
Section VII > Chapter 39 > Heading 3909 > 3909.50
Polyurethanes
Section VII > Chapter 39 > Heading 3910
Silicones in primary forms.
Section VII > Chapter 39 > Heading 3910 > 3910.00
Silicones in primary forms
Section VII > Chapter 39 > Heading 3911
Petroleum resins, coumarone-indene resins, polyterpenes, polysulphides, polysulphones and other products specified in Note 3 to this Chapter, not elsewhere specified or included, in primary forms.