Silver Halide Base Paper Stock
Specialty lightweight paper coated with inorganic substances, containing mechanical process fibers, serving as the substrate for silver halide sensitization in traditional film photography. Classified under HTS 4810.22.60.00 due to its preparation specifically for photographic emulsion application. The dual kaolin coating ensures optimal light scattering control post-sensitization.
Import Duty Rates by Country of Origin
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If in rolls >36 cm wide, ≤10% mechanical fiber
Chemical pulp dominant paper for graphic purposes without photo-specific use goes to general subheading.
If cut to size and packaged as finished photo blanks
Cut sheets with other processing may become 'other paper articles' if not strictly base stock.
If supplied with halide emulsion layer
Any applied photographic sensitizing substances shift classification to Chapter 37.
Not sure which classification is right?
Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.
Import Tips & Compliance
• Include manufacturer specifications confirming 'basic paper to be sensitized' purpose to distinguish from general printing papers
• Ensure documentation shows machine-finished rolls or sheets suitable for uniform emulsion spreading
• Check for ash content and coating composition to avoid reclassification under lightweight coated newsprint uses
Related Products under HTS 4810.22.60.00
Photographic Base Paper for Emulsion Coating
Lightweight coated paper with over 10% mechanical fiber content, designed as the base stock for sensitizing with light-sensitive emulsions in analog photography processes. Coated on both sides with kaolin and weighing under 72 g/m², it meets HTS 4810.22.60.00 specifications for photographic sensitization. This paper provides a smooth surface for uniform emulsion application in darkroom printing.
Darkroom Resin-Coated Photo Base
Lightweight kaolin-coated paperboard with mechanical fibers, intended as the foundational layer for resin-coated photographic papers sensitized for darkroom exposure and development. Falls under HTS 4810.22.60.00 as basic paper prepared for photographic chemical treatment. Provides dimensional stability when emulsion is applied.
Analog Film Contact Print Base Paper
Coated paper stock in rolls, featuring >10% mechanical pulp and kaolin surface treatment, specifically manufactured to receive sensitizing chemicals for contact printing from analog film negatives. HTS 4810.22.60.00 classification reflects its exclusive photographic preparation purpose. Optimized grammage ensures high resolution in final prints.
Cyanotype Process Blue Print Base
Lightweight, dual-side kaolin coated paper with mechanical fiber content exceeding 10%, formulated as base material to be sensitized with iron salts for cyanotype blueprint photography processes. Precisely matches HTS 4810.22.60.00 for photographic sensitization preparation. Provides archival quality substrate for alternative process printing.
Platinum-Palladium Print Substrate Paper
High-purity lightweight coated paper featuring mechanical process fibers and inorganic kaolin coating, serving as the essential base for sensitization in platinum-palladium alternative photographic printing techniques. HTS 4810.22.60.00 applies due to its designated photographic preparation role. Delivers exceptional tonal range when properly sensitized.