This specification covers four grades of molybdenum oxide, designates as A, B1, B2, and molybdic oxide briquets. The various grades shall conform to the required chemical compositions of molybdenum, sulfur, and copper. The materials shall be sampled and shall undergo correction of the sample to dry net weight.

1.1 This specification covers four grades of molybdenum oxide, designated as A, B1, B2, and molybdic oxide briquets.

1.2 The values stated in inch-pound units are to be regarded as the standard.