New

Ask Wove anything about tariffs.

Try Tariff Assistant

Darkroom Chemical Mixing Graduate

A heat-resistant glass or plastic measuring cylinder calibrated for precise mixing of photographic developer, fixer, and stop bath solutions. Classified in HTS 9010.50.60.00 as laboratory equipment for photo chemical processing.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳ChinaFree+37.5%37.5%
🇲🇽MexicoFree+10.0%10%
🇨🇦CanadaFree+10.0%10%
🇩🇪GermanyFree+10.0%10%
🇯🇵JapanFree+12.5%12.5%

Alternative Classifications

This product could be classified differently depending on its characteristics or intended use.

7017.90.50.00Higher: 44.2% vs 37.5%

If laboratory glassware without photo-specific calibrations

General laboratory glassware falls under heading 7017.

3923.10.20.00Same rate: 37.5%

If plastic and not heat/chemical resistant for photo use

Common plastic articles of polystyrene go to Chapter 39.

Not sure which classification is right?

The Tariff Assistant works through the GRI rules on your specific product to reach the right HTS code — and can price the duty on it in the same conversation.

Import Tips & Compliance

• Specify graduations in ml/oz for photo chemicals and chemical resistance (e.g

• to sodium thiosulfate)

• Provide lab testing certification if claiming food-grade or general lab use alternatives