TOK

Coromandel's SSP (single superphosphate) process: sulfuric acid reacts with phosphate rock, dissolving insoluble P2O5 into plant-available monocalcium phosphate. Fertilizer chemistry rooted in acid-base reactions.

OCI's Iowa Fertilizer Company plant produces ammonia via natural gas reforming — one of the newest greenfield ammonia plants in the US. Our ammonia feeds urea, UAN, and DEF (diesel exhaust fluid) markets.

NHU is the world's #1 producer of synthetic Vitamin E — a 14-step synthesis from isophytol and trimethylhydroquinone. Our Vitamin A route uses the BASF-isobutyraldehyde C5 building block. Fine chemistry at metric-ton scale.