Treatments Available on request for leather in stock: ASTM E84. BFD-IX-1. FAR /JAR 25853 APP. F PAR (A) (1) (II). IMO 652-Part 8. H2O1. Treatments available on request for full custom leather applications: IMO 653-Part 2 and Part 5. FAR /JAR 25853 APP. F PAR (A) (1) (I). NFP 92503:1995. NFP 92507:2004. BS 5852. H2O2 - H2O3