Sodium m-Benzenedisulfonate Technical Grade
Technical grade sodium m-benzenedisulfonate is the sodium salt form of m-benzenedisulfonic acid, explicitly covered by HTS 2904.10.10.00 for sulfonated aromatic derivatives. Primarily used in wetting agents and dye intermediates.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If other aromatic sulfonic acid salts
Broader statistical category if not matching exact named compounds.
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Import Tips & Compliance
• Specify sodium content (typically 98%+) in COA to confirm salt classification
• White powder form requires anti-caking agent declaration per chapter note (f)
Related Products under HTS 2904.10.10.00
m-Benzenedisulfonic Acid Sodium Salt
m-Benzenedisulfonic acid sodium salt is a sulfonated derivative of benzene with two sulfo groups and sodium counterions, explicitly listed under HTS 2904.10.10.00. It serves as an intermediate in dye manufacturing and chemical synthesis.
1,5-Naphthalenedisulfonic Acid
1,5-Naphthalenedisulfonic acid is a di-sulfonated naphthalene derivative explicitly provided for in HTS 2904.10.10.00 as a sulfonated hydrocarbon with only sulfo groups. It is widely used in the production of azo dyes and optical brighteners.
3,5-Naphthalenedisulfonic Acid
While not explicitly named, 3,5-naphthalenedisulfonic acid falls under HTS 2904.10.10.00 as a naphthalene derivative containing only sulfo groups, consistent with the heading's scope for disulfonic acids. Used in dye coupling and surfactant production.
TsCl 99% Pure for Synthesis
High purity p-toluenesulfonyl chloride (99%) for laboratory synthesis, classified under HTS 2904.10.10.00 as the specifically named sulfonated toluene derivative. Essential for alcohol and amine protection in pharmaceutical intermediates.
p-Toluenesulfonyl Chloride
p-Toluenesulfonyl chloride (TsCl) is a sulfonyl chloride derivative of toluene, specifically named in HTS 2904.10.10.00 as a sulfonated hydrocarbon derivative. It functions as a key protecting group reagent in organic synthesis.