Strontium Aluminate Phosphor from Japan
Strontium aluminate (SrAl2O4:Eu,Dy) doped with europium and dysprosium is a long-persistence luminescent powder for glow-in-the-dark paints. Classified in HTS 2841.90.40.00 as chemically defined aluminate per Chapter 28 notes, excluding luminophores only if organic (3206). Used in safety signage.
Duty Rate — Japan → United States
12.5%
Rate breakdown
9903.05.4912.5%Section 301 (forced labor) — Japan (col1 rate < 12.5 percent): MFN < 12.5% → total duty capped at 12.5%
Import Tips
• Certificate of luminescence duration (>10hrs) and dopant levels; REACH compliance for rare earths
• Pitfall: mixtures >50% binder reclassify to 3208
• Safe storage from moisture essential