Other
Ceramic wares for laboratory, chemical or other technical uses; ceramic troughs, tubs and similar receptacles of a kind used in agriculture; ceramic pots, jars and similar articles of a kind used for the conveyance or packing of goods: > Ceramic wares for laboratory, chemical or other technical uses: > Other: > Other
Duty Rate (from China)
Except for products described in headings 9903.03.02–9903.03.11, articles the product of any country, as provided for in subdivision (aa) of U.S. note 2 to this subchapter
Except as provided in headings 9903.88.13, 9903.88.18, 9903.88.33, 9903.88.34, 9903.88.35, 9903.88.36, 9903.88.37, 9903.88.38, 9903.88.40, 9903.88.41, 9903.88.43, 9903.88.45, 9903.88.46, 9903.88.48, 9903.88.56, 9903.88.64, 9903.88.66, 9903.88.67, 9903.88.68, or 9903.88.69, articles the product of China, as provided for in U.S. note 20(e) to this subchapter and as provided for in the subheadings enumerated in U.S. note 20(f)
Products classified under HTS 6909.19.50
Porcelain Crucible for Laboratory Use
A high-fired porcelain crucible designed for melting and heating substances in laboratory settings, featuring excellent thermal shock resistance and chemical inertness. It falls under HTS 6909.19.50 as a ceramic ware specifically for laboratory technical uses, made from porcelain with low water absorption. The firing process exceeds 800°C, qualifying it for Chapter 69.
Ceramic Evaporating Dish
A shallow, wide porcelain dish used in labs to evaporate liquids and concentrate solutions, resistant to acids and high temperatures. Classified under HTS 6909.19.50 for other ceramic laboratory wares, distinct from building materials or consumer goods. Fired porcelain body ensures durability in technical chemical applications.
Porcelain Mortar and Pestle Set
A lab-grade porcelain mortar and pestle for grinding and mixing chemicals, with a translucent fired body absorbing less than 0.5% water. HTS 6909.19.50 covers this as other laboratory ceramic ware, separate from consumer kitchen tools. The set qualifies as a single article per US notes when imported together.
Ceramic Buchner Funnel
Perforated porcelain funnel for vacuum filtration in chemical labs, fired to withstand corrosive filtrates. Falls under HTS 6909.19.50 as other technical laboratory ceramics, not general lab glassware. High-purity body meets US note definitions for porcelain.
Laboratory Ceramic Desiccator Plate
Porcelain perforated plate for desiccators, used to hold samples during moisture removal in labs. HTS 6909.19.50 applies to this other laboratory ceramic ware, fired post-shaping with clay base. Opaque stoneware variant also qualifies if absorption under 3%.
Porcelain Watch Glass
Concave porcelain dish for covering lab vessels, evaporating liquids, or as a lid in technical processes. Classified in HTS 6909.19.50 for other ceramic lab wares, meeting fired porcelain criteria. Chemical resistance key for technical use distinction.
Ceramic Sintering Boat
High-fired porcelain boat for holding powders during sintering in technical ceramic production labs. HTS 6909.19.50 covers other chemical/technical uses, post-shaped firing confirmed. Withstands temperatures for material processing.
Porcelain Gas Washing Bottle
Fired porcelain bottle for scrubbing gases in chemical labs, with fritted disc for efficient absorption. Under HTS 6909.19.50 as other lab ceramics, clay-based with low absorption. Technical design excludes general packaging.
Ceramic Melting Pot for Technical Use
Porcelain pot for melting alloys or salts in metallurgical labs, high thermal resistance. HTS 6909.19.50 for other technical ceramic wares, fired inorganic nonmetallic material. Not for consumer cooking.
Porcelain Spot Test Tile
Glazed porcelain tile with cavities for chemical spot tests in analytical labs. Classifies under HTS 6909.19.50 as other laboratory ceramics, under 3.2 cm thick. Fired white body translucent per US notes.
Ceramic Filter Crucible
Porcelain crucible with porous base for filtering molten materials in technical labs. HTS 6909.19.50 other lab wares, clay essential ingredient fired body. Meets stoneware opacity if applicable.
Laboratory Porcelain Combustion Boat
Small porcelain boat for sample combustion in elemental analysis labs. Under HTS 6909.19.50 for chemical technical ceramics, low water absorption. Fired at high temp for ash retention.
Ceramic pH Electrode Holder
Porcelain holder for securing pH electrodes in chemical testing setups. HTS 6909.19.50 other technical uses, nonmetallic fired ceramic. Not insulating fitting per exclusions.
Porcelain Distillation Head
Fired porcelain component for lab distillation apparatus, chemical resistant. Classifies HTS 6909.19.50 lab wares, not machinery part. Translucent body low absorption.
Ceramic Technical Weighing Scoop
Porcelain scoop for precise powder weighing in pharma/chem labs. HTS 6909.19.50 other uses, fired clay body. Technical precision distinguishes.