Water Filtration Test Paper from United States
Water filtration test paper is uncoated paper in sheets, used for testing water quality through filtration in environmental laboratories. It is not further worked beyond basic finishing and serves a filtration purpose, classifying under 4805.40.00 as filter paper.
Duty Rate — United States → Canada
0%
Import Tips
• Ensure the paper is not impregnated with test reagents, which would fall under heading 38.22
• Verify sheet dimensions meet Note 8 criteria
• Maintain documentation showing the paper's filtration use to support classification under 4805.40.00