United States Air Force Honor Guards. The mission of the U.S. Air Force Honor Guard is to represent Airmen to the American public and the world. The men and women of the Air Force Honor Guard represent every member, both past and present, of the Air Force.
A sodium sulfide test for lead is available for tests on skin and other surfaces (10.4.); however, in work for HUD by Dewberry and Davis in 1989, their report concluded that this methodology is unsatisfactory for screening lead present in painted surfaces using HUD action level guidelines (10.12.).
Hydrogen sulfide production is detected when ferrous sulfide, a black precipitate, is produced as a result of ferrous ammonium sulfate reacting with H 2 S gas. Lead acetate paper test to detect H2S. When a sensitive technique for detecting H 2 S production is required, the lead acetate paper test is recommended. For this, you have to: Inoculate a tube or bottle of sterile peptone water or nutrient broth with the test organism.