Lab Reagent Sodium Thiosulfate 0.1N Solution Powder

Pre-weighed sodium thiosulfate for preparing 0.1N titrant solutions in analytical chemistry labs for iodine titrations. Pure compound under HTS 2832.30.10.00 for chemically defined thiosulfates.

Import Duty Rates by Country of Origin

Origin CountryMFN RateCh.99 SurchargesTotal Effective Rate
🇨🇳China1.5%+35.0%36.5%
🇲🇽Mexico1.5%+10.0%11.5%
🇨🇦Canada1.5%+10.0%11.5%
🇩🇪Germany1.5%+10.0%11.5%
🇯🇵Japan1.5%+10.0%11.5%

Alternative Classifications

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

3822.19.00Lower: 10% vs 36.5%

If ready-to-dissolve reagent kit

Diagnostic reagents prepared.

2847.00.00Higher: 38.7% vs 36.5%

If hydrogen peroxide stabilizer mix

Mixed peroxides in 2847.

2831.90.00Higher: 40.5% vs 36.5%

If dithionite contamination

Chapter exclusion to 2831.

Not sure which classification is right?

Our AI classifier can analyze your specific product and recommend the correct HTS code with confidence.

Import Tips & Compliance

CoA with normality assay essential

Related Products under HTS 2832.30.10.00

Sodium Thiosulfate Pentahydrate Crystals

Sodium thiosulfate pentahydrate (Na2S2O3·5H2O) is a colorless crystalline compound used primarily in photography as a fixer to remove unexposed silver halides from film. It falls under HTS 2832.30.10.00 as it is specifically the sodium salt of thiosulfuric acid, classified among thiosulfates in Chapter 28 for chemically defined inorganic compounds.

Anhydrous Sodium Thiosulfate Powder

Anhydrous sodium thiosulfate (Na2S2O3) is a white powder form of the compound used in gold extraction and as a dechlorinator in water treatment. Classified under HTS 2832.30.10.00 as the pure sodium thiosulfate salt, distinct from its hydrated forms but sharing the thiosulfate heading.

Sodium Thiosulfate for Photographic Fixing

High-purity sodium thiosulfate designed for use in photographic developers as a hypo fixer to dissolve silver halides. It is classified under HTS 2832.30.10.00 because it is chemically defined sodium thiosulfate, meeting Chapter 28 notes for inorganic sulfur compounds.

Aquarium Dechlorinator Sodium Thiosulfate

Concentrated sodium thiosulfate solution crystals for neutralizing chlorine in aquarium water to protect fish. It is the pure sodium thiosulfate under HTS 2832.30.10.00, classified by chemical identity regardless of aquarium labeling.

Industrial Grade Sodium Thiosulfate Flakes

Sodium thiosulfate flakes for industrial applications like paper bleaching and leather tanning, where it acts as an antichlor agent. Falls under HTS 2832.30.10.00 as the sodium thiosulfate subheading for chemically pure inorganic thiosulfates.

Pharmaceutical Grade Sodium Thiosulfate USP

USP-grade sodium thiosulfate meeting pharmacopeia standards for use as an antidote in cyanide poisoning treatment. Classified in HTS 2832.30.10.00 as chemically defined sodium thiosulfate, pure for medicinal purposes under Chapter 28.