H Acid 98% Technical Grade Powder from Germany
H Acid (1,8-dihydroxynaphthalene-3,6-disulfonic acid) is a technical-grade sulfonated derivative of naphthalene, a phenol-alcohol compound, with 98% purity and minimal impurities. It is used primarily as an intermediate in the production of azo dyes. Under the Customs Tariff of Canada, it is classified in tariff item 2908.99.00 as a sulfonated derivative of phenols or phenol-alcohols, not elsewhere specified.
Duty Rate — Germany → Canada
Import Tips
• Ensure the product is chemically defined and meets the purity threshold for classification under 2908.99.00; provide a Certificate of Analysis to the CBSA
• Verify whether the product qualifies for duty relief under the Customs Tariff's drawback or remission provisions if used in manufacturing
• Keep records of the chemical composition and intended use to support the tariff classification