Laboratory Glass Microfibre Filter Paper
Borosilicate glass microfiber filter paper in sheets for fine particle retention in labs. Uncoated per note 3, under 4805.40.00.00 as specialty filter paperboard.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If predominantly glass fiber without paper matrix
Pure glass fiber products classify in glass chapter 70, not paper.
Not sure which classification is right?
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Import Tips & Compliance
• Provide chemical composition analysis confirming glass fiber content
• Use HTS advisory rulings for glass-based paper classifications
• Separate from plastic filters to avoid chapter 39 misrouting
Related Products under HTS 4805.40.00.00
Quantitative Filter Paper Grade 1
Uncoated filter paper in sheets or rolls, made from refined cellulose with high purity for laboratory gravimetric analysis. It meets note 3 to chapter 48 as it's not further worked beyond basic formation, classifying under 4805.40.00.00 due to its specific use in filtration of precipitates.
Whatman Filter Paper No. 40
High-retention filter paper in sheets for coarse filtration in analytical labs, uncoated and compliant with chapter note 3. Classified in 4805.40.00.00 as filter paperboard not further processed, ideal for separating coarse particles.
Coffee Filter Paper Sheets
Uncoated, thin filter paper sheets designed for drip coffee makers, in rolls or sheets per note 3. Falls under 4805.40.00.00 as paper specifically for filtration in beverage preparation.
Industrial Air Filter Paper
Heavy uncoated paperboard in rolls for manufacturing automotive air filters, meeting filter media specs. Classified 4805.40.00.00 as base filter paperboard not further worked.
Water Filtration Test Paper
Uncoated paper sheets for testing water quality via filtration, used in environmental labs. Fits 4805.40.00.00 as filter paper not further processed.
Oil Filter Paper Rolls
Cellulosic filter paper in rolls for lubricating oil filtration in machinery. Uncoated base material under 4805.40.00.00 for industrial filter production.