U.S. imports of Ceramic Wares for Technical, Laboratory, Agricultural, and Transport Use (SITC 66391) totaled $87.8M in August 2026, imported from 50 countries.
Importers of Ceramic Wares for Technical, Laboratory, Agricultural, and Transport Use paid $9.3M in duties in August 2026, an average duty rate of 10.42% — duty actually collected as a share of the imports that cleared customs, not the published tariff schedule.
Last updated: August 2026 dataLaboratory crucibles, chemical-process vessels, agricultural ceramic receptacles, and ceramic transport containers occupy a specialized niche where material purity, chemical inertness, and dimensional precision matter as much as price. These technical ceramics — distinct from decorative or tableware ceramics — serve pharmaceutical manufacturing, semiconductor processing, and industrial chemistry, where contamination from the container itself is a process risk. Classification here requires that the article's primary function be technical, agricultural, or transport/packing use, distinguishing it from the broader NES ceramic articles heading.
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4.0K import shipments a month
Technical-use ceramic wares are defined by their functional role in laboratory, chemical, agricultural, or transport/packing applications — not by decorative or domestic use. The article's design, material specification (e.g., high-purity alumina, porcelain with defined chemical resistance), and intended end-use environment are the primary classification criteria. Importers should retain end-use documentation and product data sheets to support the technical-use classification.
While ceramic wares themselves are not subject to mandatory admissibility review by FDA or other agencies purely on the basis of material, those destined for use in pharmaceutical manufacturing environments may need to meet specific purity and traceability standards required by the end-user's quality system (e.g., USP or ISO standards). Import classification and end-use compliance are separate obligations, and buyers should confirm specification requirements with their procurement and quality teams.
Basic heading 70 of 766 in section 6
Basic heading 66391 · $87.8M of $27.0B
ImportsExports
Imports
$87.8MYoY · free account
Exports
$92.3MYoY · free account
12-mo low · imports
Low · free accountOver the twelve months to August 2026, the U.S. imported $1.1B of Ceramic Wares for Technical, Laboratory, Agricultural, and Transport Use and exported $1.1B.
Through August 2026. Source: U.S. Census Bureau.
Imports · August 2026
origin
Japan and Mexico together supply 53% of it. China pays 36.0% duty; Mexico 0.1%.
customs district
Census does not publish district detail for this classification system.
destination
Census does not publish state detail for this classification system.
entry
Census does not publish port detail for this classification system.
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