Chrome Alum Crystals from Mexico
Chrome alum crystals, or chromium potassium sulfate dodecahydrate, are a violet double sulfate salt used in leather tanning and as an analytical reagent. As a hydrated double sulfate of chromium and potassium, it meets the definition of an alum under tariff item 2833.30.00. The product is chemically defined and falls within chapter 28's scope for separate chemical compounds.
Duty Rate — Mexico → Canada
0%
Import Tips
• Provide a safety data sheet (SDS) as chrome alum contains chromium, which may trigger hazardous goods regulations
• Confirm the chromium content and hydration state on the commercial invoice
• If for leather tanning, check if additional permits are needed under Canadian environmental regulations