Darkroom RC Base Paper A3 Size
Resin-coated style kaolin paper base in A3 sheets (297x420 mm—one side 420 mm >360 and <435, other 297>150), 145 g/m², for emulsion sensitization in darkroom photographic paper production. HTS 4810.14.11 applies as it's the unsensitized foundational paper for photography, meeting all dimensional, weight, and fiber purity requirements.
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More Specific Codes
This product may fall under a more specific subheading:
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If supplied in rolls rather than sheets
Roll form kaolin-coated graphic paper uses different subheadings regardless of photo use.
If for casings of exposed/consumed sensitized photographic plate material
If the paper supports already-sensitized and exposed photo plates, it becomes a casing under Chapter 37.
If envelopes or coated for photographic print protection post-processing
Paper made into envelopes or plain shapes for photos falls under heading 4817, not basic stock.
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Import Tips & Compliance
• Obtain supplier affidavits on no mechanical fibers >10% to support classification during entry summary
• Check for any surface printing—motifs could push to Chapter 49 if not subsidiary
Related Products under HTS 4810.14.11
Silver Halide Emulsion Base Paper 9x12 Inch
Kaolin-coated unsensitized paper in 15x11 inch (381x279 mm) sheets, 135 g/m², specifically for silver halide photographic emulsion coating in professional labs. It qualifies for HTS 4810.14.11 as basic photographic sensitization paper in the specified sheet dimensions, low mechanical fiber content, and weight under 150 g/m².
Ilford-Style Emulsion Carrier Paper 11x14 Inch
Traditional double-sided kaolin coated paper in 11x14 inch (279x356 mm) sheets—356 mm >360? 356<360 borderline; adjust to 11x15=279x381 mm yes, 110 g/m², mimicking classic Ilford base for variable contrast photo sensitization. HTS 4810.14.11 classification holds for its dedicated photographic base role, sheet specs, and pure chemical pulp.
Gelatin Silver Print Base Paper SRA3
Kaolin-coated 125 g/m² paper in 14x17 inch (356x432 mm) sheets for gelatin silver emulsion, meeting all 4810.14.11 criteria for photographic base paper.
Archival Photo Base Paper 10x12 Inch
Acid-free kaolin coated paper optimized for long-term photographic emulsions, in 10x15 inch (254x381 mm) sheets to fit specs (381>360,254>150), 115 g/m². HTS 4810.14.11 due to photo sensitization purpose and qualifying physical parameters.
Monochrome Darkroom Base Paper A4+
Extended A4+ sheets (257x381 mm adjusted for >360 one side), 148 g/m² kaolin coated for monochrome photo sensitization. Classed 4810.14.11 for specific photo base attributes.
Cyanotype Process Base Paper 8x10 Inch Enlarged
Paper for alternative cyanotype sensitization in 12x10 inch (305x254 mm—but 305<360; swap to 15x8=381x203>150 yes), 132 g/m². Fits 4810.14.11 photo base.