Bibulous Laboratory Filter Paper
Highly absorbent bibulous paper in sheets, weighing 140 g/m², used for blotting in labs. Classified in 4805.91.10.90 as bibulous paper ≤150 g/m², uncoated and unworked per chapter 3 notes. Ideal for absorbing liquids in scientific applications.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If semichemical fluting with ≥65% unbleached hardwood and CMT>1.8 N/g/m²
Specific fluting paper in rolls moves to 4805.11 if meeting exact pulp and crush specs
If weighing <40 g/m² with >50% mechanical pulp
Lighter filter papers shift to 4802 if under weight threshold and pulp composition matches
If cut to size filter paper sold as articles
Cut-to-size processed paper becomes 'articles' under 4823, not raw rolls/sheets
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Import Tips & Compliance
• Test for bibulous properties (high absorbency) to justify classification; include absorption certificates
• Watch for semi-chemical fluting misclassification if corrugation-tested
• Ensure no coating to stay out of 4811
Related Products under HTS 4805.91.10.90
Multi-Ply Tissue Dispenser Paper
Multi-ply uncoated paperboard in rolls, weighing 120 g/m², designed for commercial tissue dispensers. It falls under HTS 4805.91.10.90 as multi-ply paper weighing 150 g/m² or less, not further worked beyond chapter note 3 specifications. Commonly used in restrooms for high-absorption layered sheets.
Sulfite Wrapping Paper Rolls
Machine-glazed sulfite wrapping paper in rolls, 110 g/m², >40% sulfite wood fibers, Mullen ≥1.47 kPa·m²/g. Fits 4805.91.10.90 as wrapping paper ≤150 g/m², uncoated per notes. Used for packaging gifts or food.
Two-Ply Packaging Linerboard
Uncoated two-ply paperboard sheets at 145 g/m² for box liners. Under 4805.91.10.90 as multi-ply ≤150 g/m², not further processed. Provides strength for corrugated packaging interiors.
Absorbent Bibulous Medical Paper
Bibulous paper sheets, 130 g/m², for medical drapes or pads, uncoated. Classed in 4805.91.10.90 for bibulous paper ≤150 g/m² in raw form. High absorbency for healthcare uses.
Multi-Ply Art Wrapping Paper
Three-ply uncoated wrapping paper rolls, 100 g/m², for artists' packaging. HTS 4805.91.10.90 as multi-ply wrapping ≤150 g/m², unprinted and unworked. Protects delicate artworks during shipping.
High-Absorbency Blotting Paper
Bibulous blotting paper in sheets, 135 g/m², for ink drying in printing. Under 4805.91.10.90 as bibulous paper ≤150 g/m², raw uncoated form. Essential for letterpress operations.