Metal Pickling Liquor Waste
Spent acid solutions from steel pickling containing iron salts and sulfuric acid from metal processing. This product is classified as waste of metal pickling liquors under Chapter Note 6(c), falling under tariff item 3825.90.00 as other wastes from chemical or allied industries.
Import Duty Rates by Country of Origin
| Origin Country | MFN Tariff | Surtaxes | Total Effective Rate |
|---|---|---|---|
| 🇨🇳China | 6.5% | — | 6.5% |
| 🇲🇽Mexico | 6.5% | — | 6.5% |
| 🇺🇸United States | 6.5% | — | 6.5% |
| 🇩🇪Germany | 6.5% | — | 6.5% |
| 🇯🇵Japan | 6.5% | — | 6.5% |
Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If the spent acid is regenerated or fit for use as a product
If the material is not considered waste but a recoverable product, it may fall under heading 38.24.
Not sure which classification is right?
The Tariff Assistant works through the GRI rules on your specific product to reach the right tariff item — and can price the duty on it in the same conversation.
Import Tips & Compliance
• Provide a chemical analysis showing the iron salt and acid content to CBSA to support classification under Chapter Note 6(c)
• Ensure the waste is not classified as a separate chemically defined compound under Chapter 28
• Check for permits under the Canadian Environmental Protection Act for hazardous waste import
Related Products under Tariff item 3825.90.00
Brake Fluid Waste
Contaminated hydraulic brake fluid waste from automotive service centers, containing glycol ethers and corrosion inhibitors. This product is classified as waste of hydraulic fluids under Chapter Note 6(d) of Chapter 38, as it is not fit for further use as a primary product and arises from chemical or allied industries.
Chemical Plant Scrubber Sludge
Wet scrubber solids from HCl absorption towers containing ammonium chloride crystals, arising as process residuals from chemical manufacturing. This product falls under tariff item 3825.90.00 as 'other wastes from chemical or allied industries' per Chapter Note 6(d), since it is not elsewhere specified or included.
Clinical Waste Sharps Container
Sealed containers of used syringes, needles, and lancets from medical procedures, classified as clinical waste under Chapter Note 6(a). This product is contaminated waste arising from medical treatment and requires special disposal procedures, falling under tariff item 3825.90.00.
Dental Amalgam Waste
Mercury-contaminated amalgam scrap from dental clinics containing silver, tin, and unused fillings. This product is clinical waste under Chapter Note 6(a) due to its origin in dental procedures and heavy metal content, falling under tariff item 3825.90.00.
Hydraulic Fluid Waste
Contaminated phosphate ester hydraulic fluid from industrial machinery containing wear metals. This product is classified as waste of hydraulic fluids under Chapter Note 6(d), as it is not fit for further use and arises from chemical or allied industries, falling under tariff item 3825.90.00.
Lab Cleaning Solvent Waste
Spent IPA/acetone mixtures from laboratory glassware cleaning containing dissolved organics. This product is classified as waste organic solvents under Chapter Note 6(b) and Subheading Note 4, as it is not fit for further use as a primary product, falling under tariff item 3825.90.00.