MIL-STD-1607A (NOTICE 1), MILITARY STANDARD: CHEMICAL CLEANING OF MAIN AND AUXILIARY BOILERS(SULFAMIC-CITRIC ACID METHOD (22 JAN 1992) [NO S/S DOCUMENT]., MIL-STD-1607A(SH), dated 11 August 1987, has been reviewed anddetermined to be valid for use in acquisition.