Chapter 3207 — Customs Tariff Headings

3207.20.00Vitrifiable enamels and glazes, engobes (slips) and similar preparations

3207.30.00Liquid lustres and similar preparations

3207.40.00Glass frit and other glass, in the form of powder, granules or flakes

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Products classified under Tariff item 32.07

Borosilicate Glass Color Preparation

A prepared pigment formulation specifically designed for coloring borosilicate glass used in laboratory equipment. It is stable at high melting temperatures and is intended for use in the glass industry, falling under the tariff item for prepared pigments and similar preparations.

Ceramic Black Opacified Pigment

An iron-chromium black pigment prepared with opacifiers for matte ceramic finishes on pottery, used in low-fire glazes. This combination of pigment and opacifier is a prepared preparation for the ceramic industry, fitting the tariff item.

Ceramic Red Prepared Pigment

A ready-to-use red pigment formulation for coloring ceramic bodies and glazes during firing, consisting of metal oxides dispersed in a suitable medium. This prepared pigment is designed for the ceramic industry and falls under the tariff item.

Ceramic Tile Engobe Pigment

A universal prepared pigment for engobe slips in porcelain tile edging, providing body color consistency. This is a similar preparation for the ceramic industry, fitting the tariff item for prepared pigments and similar preparations.

Enamel Furnace Iron Red Pigment

An iron oxide prepared pigment for enamel furnaces in appliance manufacturing, providing heat-stable red color. This is a prepared color for the enamelling industry, falling under the tariff item.

Engobe Slip Colorant Base

A prepared color preparation added to engobes (slips) for colored ceramic bodies in tile production, ensuring uniform color in slip casting. This is a similar preparation for ceramics, fitting the tariff item.

Glass Frit Prepared Opacifier

An opacifier preparation compatible with glass frit for decorative glass enamels, creating frosted effects. Though related to frit, it is classified as a prepared opacifier for the glass industry, fitting the tariff item.

Glass Industry Yellow Prepared Pigment

A cadmium sulfoselenide-based prepared pigment for coloring glass batches in container manufacturing, providing stable yellow hues after melting. This is a prepared pigment for the glass industry, falling under the tariff item.

Porcelain Glaze Prepared Color

A pre-mixed color preparation for high-alumina porcelain glazes in tableware production, providing brilliant whites and pastels. This is a prepared color for ceramics, fitting the tariff item.

Pottery Underglaze Prepared Color

A prepared color for underglaze decoration on pottery, fired under a clear glaze, in medium-body paste form. This is a similar preparation for ceramics, falling under the tariff item.

Sanitaryware White Prepared Opacifier

A zirconia-based opacifier for vitreous china sanitaryware glazes, ensuring cover opacity, prepared for cone 04 firing. This is a prepared opacifier for the ceramic industry, fitting the tariff item.

Tile Industry Cobalt Blue Pigment

A prepared cobalt aluminate blue pigment for coloring ceramic wall tiles, with high stability for double firing. This is a prepared pigment for the ceramic industry, falling under the tariff item.

Tin Oxide Prepared Opacifier

A dispersed tin oxide preparation providing opacity in high-fire ceramic glazes, commonly used for sanitaryware, stable at cone 10 temperatures. This is a prepared opacifier for ceramics, fitting the tariff item.

Vitreous Enamel Blue Color Preparation

A prepared blue colorant based on cobalt compounds for vitreous enamels on steel bathtubs and sinks, mixed and ready for application in the enamelling industry. This is a prepared color for enamelling, falling under the tariff item.

Zirconium Silicate Opacifier

A prepared opacifier powder made from zirconium silicate, used to create opacity in ceramic glazes and tiles, scattering light during high-temperature firing to produce white or pastel finishes. This falls under the tariff item for prepared opacifiers.

Architectural Tile Glaze

A durable, exterior-grade vitrifiable glaze formulated for architectural ceramic tiles. It forms a glassy, weather-resistant coating when fired, meeting the definition of a vitrifiable enamel or glaze for the ceramic industry under tariff item 3207.20.00.

Bathroom Fixture Vitrifiable Enamel

A vitrifiable enamel preparation used to coat cast iron bathroom fixtures, producing a porcelain-like finish when fired at high temperatures. It falls under tariff item 3207.20.00 as a preparation for the enamelling industry.

Ceramic Tile Vitrifiable Glaze

A liquid vitrifiable glaze that forms a glassy coating when fired on ceramic tiles, providing durability and aesthetic finish. This product is specifically designed for the ceramic industry and falls under tariff item 3207.20.00.

Glass Bottle Engobe Slip

A clay-based slip preparation used as an undercoat on glass bottles before glazing, improving adhesion and surface quality. It qualifies as an engobe (slip) for the glass industry under tariff item 3207.20.00.

Industrial Glass Frit Glaze Base

A prepared glaze base made from dissolved glass frit, designed for spray application on industrial glassware. It is a vitrifiable preparation for the glass industry, distinct from raw frit, and falls under tariff item 3207.20.00.

Jewelry Enamel for Ceramics

A fine vitrifiable enamel for ceramic jewelry components such as beads, compatible with cloisonné techniques. It falls under tariff item 3207.20.00 as a preparation for ceramic enamelling.

Laboratory Porcelain Glaze

A chemical-resistant vitrifiable glaze for laboratory porcelain crucibles and dishes, designed to withstand acids and high heat. It is a preparation for the ceramic industry under tariff item 3207.20.00.

Liquid Ceramic Lustre Glaze

A metallic-effect liquid lustre preparation that develops an iridescent sheen when fired on ceramics, containing gold or silver compounds. It falls under tariff item 3207.20.00 as a similar preparation for the ceramic industry.

Opacifier Glaze for Ceramics

A zircon-based glaze preparation that creates an opaque white finish on ceramics, scattering light for a matte appearance. It is a prepared colour for ceramic use under tariff item 3207.20.00.

Porcelain Vase Enamelling Glaze

A specialized vitrifiable enamel preparation applied to porcelain vases before firing to achieve a glossy, protective finish. It falls under tariff item 3207.20.00 due to its use in the enamelling industry on ceramic substrates.

Pottery Studio Engobe Slip

A ready-to-use clay slip for pottery decoration and leveling before glazing, drying to a leather-hard stage for carving. It qualifies as an engobe (slip) for the ceramic industry under tariff item 3207.20.00.

Red Clay Slip Engobe

A color-matched red engobe slip for stoneware pottery bodies, matching iron-rich clay shrinkage. It is a ceramic slip preparation under tariff item 3207.20.00.

Sanitary Ware Ceramic Glaze

A high-durability vitrifiable glaze for bathroom sanitary ware like sinks and toilets, providing acid resistance and shine. It is a preparation for the ceramic industry under tariff item 3207.20.00.

Tableware Engobe Preparation

A liquid engobe slip for underglazing on ceramic tableware, enhancing color vibrancy and opacity. It is applied before the main glaze and co-fired, falling under tariff item 3207.20.00 as a ceramic production slip.

Translucent Glass Glaze

A crystal-clear vitrifiable glaze preparation for decorative glass overlay, with a low-melt formula for slumped glass. It is a glass industry preparation under tariff item 3207.20.00.

Cast Iron Enamel Liquid Base

A liquid base preparation specifically formulated for enamelling cast iron cookware, providing adhesion for subsequent top coats. It is a similar preparation to liquid lustres, used in the enamelling industry, and falls under tariff item 3207.30.00.

Ceramic Liquid Gold Lustre

A liquid lustre containing metallic gold particles suspended in a solvent, applied to ceramic surfaces before firing to produce a metallic gold finish. This is a classic liquid lustre of heading 32.07, specifically tariff item 3207.30.00.

Ceramic Mother-of-Pearl Lustre

An iridescent liquid lustre that mimics mother-of-pearl effects on ceramics, containing mica-based pigments in a fusible medium. It is a liquid lustre preparation of the kind used in the ceramic industry, falling under tariff item 3207.30.00.

Decorator Glass Liquid Enamel

A liquid enamel used for decorating architectural glass panels, fired to create opaque or transparent designs. This is a similar preparation to liquid lustres, used in the glass industry, and falls under tariff item 3207.30.00.

Enamelling Industry Copper Lustre

A liquid copper lustre preparation for enamelling on copper or steel substrates, producing a reddish metallic sheen after firing. It is a liquid lustre of the enamelling industry, classified under tariff item 3207.30.00.

Engobe Liquid Slip Preparation

A liquid engobe (slip) preparation used as a base coat on ceramics before glazing, matching clay body colour. It is a similar preparation to liquid lustres, used in the ceramic industry, and falls under tariff item 3207.30.00.

Glass Frit Liquid Suspension

A liquid suspension of finely milled glass frit used for screen printing on glass bottles and containers. It is a similar preparation to liquid lustres, used in the glass industry, and falls under tariff item 3207.30.00.

Glass Liquid Platinum Lustre

A liquid platinum-based lustre for application on glass substrates, fired at high temperatures to yield a shimmering platinum coating. It is a liquid lustre of the glass industry, classified under tariff item 3207.30.00.

Iridescent Glass Lustre Liquid

A liquid preparation producing rainbow iridescence on glass when fired, used in art glass production. It is a liquid lustre of the glass industry, falling under tariff item 3207.30.00.

Lampworking Glass Color Liquid

A liquid colour preparation for lampworking glass art, applied to glass rods before torch firing. It is a similar preparation to liquid lustres, used in the glass industry, and falls under tariff item 3207.30.00.

Porcelain Overglaze Liquid Lustre

A liquid overglaze lustre for porcelain, applied post-glazing and low-fired for gold or silver banding effects. It is a liquid lustre of the ceramic industry, classified under tariff item 3207.30.00.

Silver Liquid Lustre for Pottery

A bright silver liquid lustre for pottery decoration, containing silver compounds fusible at ceramic firing temperatures. It is a liquid lustre of the ceramic industry, falling under tariff item 3207.30.00.

Tile Liquid Luster Glaze

A metallic liquid glaze for ceramic tiles, brushed or sprayed before firing to create luster finishes. It is a liquid lustre of the ceramic industry, classified under tariff item 3207.30.00.

Vitrifiable Enamel Liquid Glaze

A liquid preparation of frits and fluxes used as a glaze on enamelled metalware, applied and fired to form a durable glassy surface. It is a similar preparation to liquid lustres, used in the enamelling industry, and falls under tariff item 3207.30.00.

Ceramic Glass Frit Powder

Ceramic glass frit powder is pulverized glass made from sintered glass compositions, ground to a fine powder for use in ceramic tile production and enamelling. It falls under tariff item 3207.40.00 as glass in powder form, which is not a separate chemically defined compound and is excluded from other headings by Chapter Note 1(a).

Ceramic Tile Frit Powder

Ceramic tile frit powder is ground glass frit specifically formulated for ceramic tile glazes, pulverized for uniform melting during firing. It is classified under tariff item 3207.40.00 as glass in powder form, used in the ceramic industry and not excluded by Chapter Note 1.

Enamelling Glass Powder

Enamelling glass powder is pulverized specialty glass for porcelain enamelling on metal substrates, ground to micron sizes for adhesion and durability. It falls under tariff item 3207.40.00 as glass in powder form, used in enamelling and not excluded by Chapter Note 1.

Fine Ground Quartz Glass Powder

Fine ground quartz glass powder is ultra-fine powder from synthetic quartz glass, pulverized for precision ceramic coatings and glass frits. It is classified under tariff item 3207.40.00 as glass in powder form, and Chapter Note 1(a) excludes separate chemically defined compounds, but this is glass, not a compound.

Flint Glass Powder

Flint glass powder is pulverized flint glass used for decorative enamels. It falls under tariff item 3207.40.00 as glass in powder form, used in enamelling and not excluded by Chapter Note 1.

Glass Enamel Base Powder

Glass enamel base powder is pulverized base glass for custom enamel mixing in the glass industry. It is classified under tariff item 3207.40.00 as glass in powder form, used as a base for enamels and not excluded by Chapter Note 1.

Ground Barium Glass Powder

Ground barium glass powder is pulverized barium oxide-containing glass powder for ceramic opacifiers and glass frits. It falls under tariff item 3207.40.00 as glass in powder form, imparting opacity and refractive qualities, and is not excluded by Chapter Note 1.

Ground Borosilicate Glass Powder

Ground borosilicate glass powder is fine powder obtained by grinding borosilicate glass, used in high-temperature ceramic glazes and glass enamels. It is classified under tariff item 3207.40.00 as glass in powder form, not a separate chemically defined compound.

Ground Fused Silica Powder

Ground fused silica powder is finely ground fused silica derived from fused quartz or silica, processed into powder form for ceramic and glass manufacturing. It falls under tariff item 3207.40.00 as glass in powder form, and Chapter Note 1(a) excludes separate chemically defined compounds, but this is glass.