Meta-Arsenic Acid Flakes
Meta-arsenic acid (HAsO2) flakes, a polymeric form used in pharmaceutical intermediates. Still classified as arsenic acid under HTS 2811.19.10.00 per chemical definition.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If organoarsenic compounds
Chapter note (b) excludes organo-inorganic to organic chapters.
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Import Tips & Compliance
• FDA import alert check for arsenic; provide COA
• Common error: confusing with organic arsenic (Chapter 29)
Related Products under HTS 2811.19.10.00
Arsenic Acid H3AsO4 (99% Purity)
Arsenic acid, chemically defined as H3AsO4, is a colorless to white crystalline solid used primarily in chemical synthesis and as a reagent. It falls under HTS 2811.19.10.00 as an other inorganic acid, specifically arsenic acid, which is an inorganic oxygen compound of a nonmetal per Chapter 28 notes.
Arsenic Pentoxide Solution (50% Aqueous)
An aqueous solution of arsenic pentoxide (As2O5), equivalent to arsenic acid, used in glass manufacturing and wood preservation. Classified under HTS 2811.19.10.00 as arsenic acid, an inorganic oxygen compound of nonmetals meeting Chapter 28 definitions.
Technical Grade Arsenic Acid Crystals
Technical grade arsenic acid (H3AsO4) crystals for industrial applications like pesticide intermediates and flame retardants. It qualifies for HTS 2811.19.10.00 as a chemically defined inorganic acid per subchapter II of Chapter 28.
Laboratory Reagent Arsenic Acid (ACS Grade)
ACS-grade arsenic acid for analytical chemistry and lab research, meeting high purity standards. Falls under HTS 2811.19.10.00 as other inorganic acids, specifically arsenic acid, distinct from organo-inorganic compounds excluded by chapter notes.
Arsenic Acid Anhydride Powder
Anhydrous arsenic acid powder, also known as arsenic pentoxide when dehydrated, used in electronics etching. Classified in HTS 2811.19.10.00 as arsenic acid, an inorganic nonmetal oxygen compound.
High-Purity Arsenic Acid for Glass Production
High-purity H3AsO4 used as a fining agent in optical glass manufacturing to remove bubbles. It is specifically arsenic acid under HTS 2811.19.10.00, not excluded as a luminophore product per chapter note (d).