Potassium Persulfate 99% Min

High-assay potassium persulfate powder (>99%) for pharmaceutical intermediates. HTS 2833.40.60.10 for chemically defined potassium peroxosulfates.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China3.1%+35.0%38.1%
🇲🇽Mexico3.1%+10.0%13.1%
🇨🇦Canada3.1%+10.0%13.1%
🇩🇪Germany3.1%+10.0%13.1%
🇯🇵Japan3.1%+10.0%13.1%

Alternative Classifications

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

2933.99.79Lower: 6.5% vs 38.1%

If organic heterocyclic derivative

Organic compounds shift to Chapter 29 per Chapter 28 exclusion (b).

2835.29Lower: 14.1% vs 38.1%

If simple phosphite salt

Different anion family; persulfates specific to 2833.40.

3824Lower: 15% vs 38.1%

If water-treatment chemical mixtures

Formulations for retail/industrial use become preparations.

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Import Tips & Compliance

GMP COA required for pharma path; test for heavy metals

Avoid pharma mixture classification

Related Products under HTS 2833.40.60.10

Potassium Persulfate Crystals

Potassium persulfate (K2S2O8) is a white crystalline powder used as an oxidizing agent in chemical synthesis and polymerization processes. It falls under HTS 2833.40.60.10 as a peroxosulfate (persulfate) of potassium, specifically classified as 'other' peroxosulfates of potassium. This chemically defined inorganic compound meets Chapter 28 criteria for peroxosulfates.

Diammonium Potassium Persulfate

A double salt combining potassium persulfate with ammonium, used in etching and polymerization applications. Classified under HTS 2833.40.60.10 as a peroxosulfate of potassium per Chapter 28 note on double salts in 2842, but specifically as 'other' potassium peroxosulfates here.

Technical Grade Potassium Persulfate Powder

Technical grade K2S2O8 powder for industrial bleaching and initiator use, with >98% purity. It is a peroxosulfate of potassium, fitting HTS 2833.40.60.10 as 'other' peroxosulfates, chemically defined per Chapter 28.

Potassium Persulfate Flakes

Flaked form of potassium persulfate for easier handling in polymer production. As a pure peroxosulfate of potassium, it is classified in HTS 2833.40.60.10 under 'other' peroxosulfates.

High Purity Potassium Persulfate for Electronics

Ultra-pure K2S2O8 (>99.5%) used in microelectronics etching. It qualifies as a chemically defined potassium peroxosulfate under HTS 2833.40.60.10.

Potassium Persulfate for Hair Bleaching

Fine powder potassium persulfate formulated for professional hair bleaching products. As a base peroxosulfate of potassium, it is under HTS 2833.40.60.10 when imported pure.