Formaldehyde class E1 / E0

Also: E1, E0, CARB, formaldehyde class

Emission classes for formaldehyde from wood-based panels under EN 13986 / EN 717-1. E1 is the EU baseline (less than 0.124 mg/m^3 air); E0/CARB Phase 2 is the strictest, often required for indoor furniture and Japanese F**** ratings.