BONDERITE M-CR 1201 AERO Known as ALODINE 1201 MIL-DTL-81706 BONDERITE M-CR 1201 (known as ALODINE 1201) is a nonflammable, chromic acid based, coating chemical that will produce a chrome conversion coating on aluminum and its alloys. The coating formed by BONDERITE M-CR 1201 (known as ALODINE 1201) is gold to tan in color and it becomes a part of the aluminum surface. This chrome conversion coating offers the best affordable substrate for both paint adhesion and corrosion resistance.