Section VI — Products of the chemical or allied industries
Subheading
370390
Other
Common commodities
Black and white variable contrast photographic paperFiber-based b&w darkroom sheetsResin-coated monochrome paperboardBlueprint paper in narrow rolls (610mm or less)Unexposed ferrogallic paper sheetsMonochrome sensitized paperboard rolls (width <= 610mm)B&W textured photographic paper in sheetsResin-coated blueprint paperFiber-based monochrome paperboard (610mm or less width)B&W unexposed paperboard rolls