Lab Grade Chrome Alum
High-purity chrome alum for laboratory reagents and crystal growing. HTS 2833.30.00.00 as chemically defined alum.
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Import Tips & Compliance
• Small qty exemptions for labs; hazmat shipping labels
• Purity cert essential
Related Products under HTS 2833.30.00.00
Potassium Alum Crystals
Potassium alum (potassium aluminum sulfate, KAl(SO4)2·12H2O) is a double salt used in water purification, leather tanning, and as a styptic agent. It falls under HTS 2833.30.00.00 as it is a classic alum, a hydrated double sulfate of a monovalent cation and trivalent aluminum.
Ammonium Alum Powder
Ammonium aluminum sulfate (NH4Al(SO4)2·12H2O) is a powdered alum used in flameproofing textiles and baking powder production. Classified in HTS 2833.30.00.00 as an alum due to its double sulfate composition.
Sodium Aluminum Sulfate Hydrate
Sodium alum (NaAl(SO4)2·12H2O), also known as soda alum, is used in paper manufacturing and as a food additive (SAS). It is classified under HTS 2833.30.00.00 for its alum structure as a double sulfate.
Chrome Alum Crystals
Chrome alum (chromium potassium sulfate, KCr(SO4)2·12H2O) is used in leather tanning and analytical chemistry. Falls under HTS 2833.30.00.00 as a trivalent metal alum double salt.
Ferric Ammonium Alum
Ferric ammonium alum (NH4Fe(SO4)2·12H2O) serves as a coagulant in water treatment and mordant in dyeing. HTS 2833.30.00.00 covers it as an iron-based alum.
Technical Grade Potassium Alum
Technical grade potassium aluminum sulfate for industrial decolorizing and sizing in textiles. Classified in HTS 2833.30.00.00 as a standard alum.