The base material of R704065 holds certification according to the following standards (selection of relevant articles): EN ISO 13688 - Protective clothing - General requirements. EN ISO 11611 - Protective clothing for use in welding and allied processes. EN ISO 11612 - Protective clothing - Clothing to protect against heat and flame - Minimum performance requirements. EN ISO 14116 - Protective clothing - Protection against flame, - Limited flame spread materials, material assemblies and clothing.