Ultra-Pure Ammonium Heptamolybdate
Ultra-pure grade for semiconductor doping precursors. HTS 2841.70.10.00 as pure ammonium molybdate salt.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If doped for electronics in disc form
Doped chemical elements in wafers/discs shift to 3818 per chapter note.
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Import Tips & Compliance
• High purity requires third-party assay; ITAR check if dual-use
• Common error: confusing with doped elements in 3818
Related Products under HTS 2841.70.10.00
Ammonium Heptamolybdate
Ammonium heptamolybdate (NH4)6Mo7O24·4H2O is a white crystalline powder used as a precursor in molybdenum metal production and as a catalyst in chemical reactions. It falls under HTS 2841.70.10.00 as it is a molybdate salt of ammonium, specifically an oxometallic acid salt per Chapter 28 notes.
Ammonium Paramolybdate
Ammonium paramolybdate ((NH4)6Mo7O24) is a key industrial chemical for pigment production and alloy manufacturing. Classified under HTS 2841.70.10.00 as an ammonium molybdate, meeting oxometallic salt criteria in Chapter 28.
Ammonium Tetramolybdate
Ammonium tetramolybdate (NH4)2Mo4O13 is utilized in flame retardants and corrosion inhibitors. It qualifies for HTS 2841.70.10.00 as a peroxometallic/oxometallic salt of ammonium per HTS hierarchy.
Ammonium Molybdate Tetrahydrate
Ammonium molybdate tetrahydrate (NH4)6Mo7O24·4H2O serves as a reagent in analytical chemistry and nutrient in agriculture. Falls under HTS 2841.70.10.00 as ammonium molybdate salt.
Technical Grade Ammonium Heptamolybdate
Technical grade ammonium heptamolybdate is used in petroleum refining catalysts. Classified in HTS 2841.70.10.00 for ammonium molybdates, chemically defined per subheading note.
Ammonium Molybdate for Pigment Production
Specialty ammonium molybdate used in manufacturing molybdenum pigments for paints. HTS 2841.70.10.00 applies as it's an ammonium salt of molybdic acid.