6 LIQUID FOR FIREPROOFING VARIOUS MATERIALS, SUCH AS TEXTILES, WOOD, ETC., AND IS ALSO TO BE USED AS A LIQUID WHICH IS INCORPORATED IN PAINT AND IS USED IN THE FIRE RETARDANCE OF LUMBER, CONTAINING MONOBASIC, DIBASIC, AND TRIBASIC SALTS OF AMMONIUM PLUS THE SODIUM SALTS OF PHOSPHORIC ACID