Plaster Soil Amendment Block from Japan
Compressed gypsum plaster blocks used to amend sodic soils in agriculture by improving water penetration. Pure gypsum composition for farming applications. Classified in 6809.90.00.00 as other plaster articles.
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
• Agricultural use certificates prevent fertilizer misclassification
• Purity analysis confirms >90% gypsum content for plaster definition
• Bulk packaging distinguishes from retail consumer products