Strontium Aluminate Glow Powder from Japan
Strontium aluminate glow powder is a long-persistent inorganic luminophore for emergency exit signs and novelty paints. Classified under HTS 3206.49.60 as 'other' inorganic products used as luminophores, per chapter note 3 to this chapter. It provides blue-green afterglow lasting up to 12 hours after light exposure.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Except for products described in headings 9903.05.85–9903.05.92, articles the product of Japan, with an ad valorem (or ad valorem equivalent) rate of duty under column 1 less than 12.5 percent, as provided for in U.S. note 52 to this subchapter
Import Tips
• Obtain TSCA pre-manufacture notice if new chemical variant; most commercial grades are registered
• Test for persistent luminescence duration to confirm classification as luminophore vs regular pigment
• Avoid bulk packaging over 25kg to prevent hazmat shipping surcharges during import