HS 2508.40

Clays; n.e.c. in heading no. 2508, whether or not calcined

Clays; , andalusite kyanite and sillimanite, whether or not calcined; mullite; chamotte or dinas earth · Salt, stone & cement

HS 2508.40 3,073 shipments 580 importers

HS Chapter 25 covers salt, stone, cement, and related minerals used in construction and industrial processes. These products include rock salt, natural stone, gypsum, lime, and Portland cement. They form essential raw materials for building, infrastructure, and manufacturing sectors in both domestic and international commerce.