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Glyoxal Anhydrous Crystals from Canada

Anhydrous glyoxal in crystalline form (hydrate-free) for specialty polymer synthesis. Pure CHOCHO classified specifically under HTS 2912.19.30.00 as acyclic aldehyde without other oxygen function. Rare form due to polymerization tendency during storage.

Duty Rate — Canada → United States

13.7%

Rate breakdown

9903.05.2910%Section 301 (forced labor) — additional 10% ad valorem on products of Canada

Import Tips

Provide polymerization inhibitor analysis (<0.1%) to confirm anhydrous stability per Chapter 29 stabilizer provisions

Declare crystal water content (<0.5%) via Karl Fischer titration to distinguish from aqueous solutions

Special UN-approved packaging required for self-reactive substances

Glyoxal Anhydrous Crystals from Canada — Import Duty Rate | HTS 2912.19.30.00