nfpa diamond 704 1-3-0 alk sign, , isolate on white background label. eps10

130 704 battery acetone acetylene acid alkaline ammonia blue caesium carbon dioxide code diamond diesel emergency explosive decomposition fire flammability fuel gas gasoline ghs hazard hazmat health helium label material national osha paper potassium chloride propane protection red safety sds sign sodium bromate special specifications standard symbol table tnt white yellow