Aluminium hydroxide (CAS RN 21645-51-2)
- in the form of powder
- with a purity by weight of 99,5 % or more
- with a decomposition point of 263o C or more
- with a particle size of 4 µm (± 1 µm)
- with a Total-Na2O-content by weight of not more than 0,06 %
[1][1]. EU TARIC
The tariff classification of Aluminum Hydroxide, CAS # 21645-51-2, from Canada, the subject product is described as 100% Aluminum Hydroxide, CAS # 21645-51-2. The provided Safety Data Sheet indicates that the subject chemical compound is in white powder form, pale in color, and odorless. You state that the subject product is used in various industrial applications; such as feedstock, for the manufacture of aluminum oxide and other aluminum containing compounds, coatings for titania, filler for plastics, resins, rubbers, paper, and paints. It is also used as a flame retardant and smoke suppressant for polymers, additive to glass, and various ceramic and refractory formulations.
[1] Please importantly note that only the relevant portion of the related is displayed above. You may refer to the said customs ruling for the entire ruling explanation.
[1]. https://rulings.cbp.gov/ruling/N337061