N.H. Code Admin. R. Env-A 4202.18
“Conversion varnish” means a clear acid-curing coating comprising an alkyd or other resin blended with amino resins and supplied as a single or 2-component product, formulated for professional application to wood flooring to produce a hard, durable, clear finish.
Source. #8695, eff 7-27-06, ss by #10736, eff 1-1-15 (formerly Env-A 4202.01(r)); ss by #14202, eff 2-26-25