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Sulfur Monochloride 99% Pure

Sulfur monochloride (S2Cl2) at 99% purity is a fuming, yellowish liquid used primarily as a chlorinating agent in organic synthesis. It falls under HTS 2812.15.00.00 as a chloride oxide of sulfur, a nonmetal halide, distinct from metal salts or organic compounds excluded by Chapter 28 notes.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.7%+35.0%38.7%
🇲🇽Mexico3.7%+10.0%13.7%
🇨🇦Canada3.7%+10.0%13.7%
🇩🇪Germany3.7%+10.0%13.7%
🇯🇵Japan3.7%+10.0%13.7%

Alternative Classifications

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

3824.99Lower: 15% vs 38.7%

If blended with solvents or stabilizers for retail/industrial application

Mixtures not chemically defined fall under 3824 as other chemical preparations, per exclusions in Chapter 28 note 2.

2904.10Lower: 14.2% vs 38.7%

If derived or used as organosulfur intermediate in pharma

Organic derivatives of sulfur compounds shift to Chapter 29, as Chapter 28 excludes organo-inorganic compounds.

2802.00.00.00Lower: 35% vs 38.7%

If for bulk sulfur refined for chemical production

Pure elemental sulfur is under 2802; monochloride is a halide derivative, but unchlorinated form changes heading.

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Import Tips & Compliance

Classify strictly as chemically defined per Chapter 28 Note 1; provide purity assay and SDS confirming S2Cl2 composition

Comply with DOT/UN 1828 hazmat regs for corrosive liquids; include proper shipping papers and UN-approved packaging

Verify no pesticide use to avoid Chapter 38; common pitfall is classifying formulated mixtures instead of pure compound