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Distilled Thioglycolic Acid

Vacuum-distilled thioglycolic acid with minimized impurities, certified for electronics-grade applications. Classified under HTS 2930.90.4910 as chemically defined organo-sulfur acid.

Import Duty Rates by Country of Origin

Origin Country	MFN Rate	Ch.99 Surcharges	Total Effective Rate
🇨🇳China	4.2%	+133.3%	137.5%
🇲🇽Mexico	4.2%	+105.8%	110%
🇨🇦Canada	4.2%	+105.8%	110%
🇩🇪Germany	Free	+20.8%	20.8%
🇯🇵Japan	Free	+23.3%	23.3%

Alternative Classifications

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

2853Lower: 15.3% vs 137.5%

If complexed with metal for plating bath

Metal coordination compounds classified by latest numerical heading per Chapter 29 note 3(C)(3).

3810.90.20.00Lower: 37.5% vs 137.5%

If put up as pickling preparation

Chemical preparations for specific metal treatment shift to Chapter 38.

2903.69Lower: 16.2% vs 137.5%

If halogenated derivative (chloroacetic acid precursor)

Halogenated derivatives prioritized by substituent in earlier headings per Chapter notes.

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Import Tips & Compliance

• Specify distillation conditions (pressure, temperature) and impurity profile (<1ppm heavy metals)

• Use nitrogen-purged, HDPE bottles with PTFE liners for moisture-sensitive transport

• Validate against RoHS Directive limits for electronic chemical imports

Related Products under HTS 2930.90.49.10

Thioglycolic Acid 99% Pure

Thioglycolic acid (mercaptoacetic acid), a chemically defined organic compound with the formula HSCH₂COOH, classified under HTS 2930.90.4910 as an organo-sulfur acid. It features a sulfur atom directly linked to carbon, fitting Chapter 29 note for separate chemically defined compounds.