2841.90.40.00/Strontium Aluminate Phosphor/Japan

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

3.1%

Rate breakdown

9903.03.030%Articles the product of any country, as provided for in subdivision (aa)(ii) of U.S. note 2 to this subchapter

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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