The standard grade is produced by steam distillation; premium lines use SFME microwave or SFE-CO2 extraction, and rectification can raise citral content from 65% to 75-85%.
REACH supported (importer/OR registration >1 t/yr); CLP H315/H319/H335; all six EU 2023/1545 allergens triggered; food flavouring OK per (EC) 1334/2008.