MRC:
Limitations placed on specific impurities to make the item suitable for particular uses,expressed in percent.BBRF
Impurities Limitation In Percent:
Copper 0.05 maximum and nickel 0.01 maximum and aluminum, copper, iron, nickel, manganese, silicon total 0.20 max
MRC:
The technical differentiating characteristic/s/ of an item of supply which depart/s/ from the text of a specification or a standard in that it represents a selection of characteristics stated in the specification or standard as being optional,or a variation from one or more of the stated characteristics,or an additional characteristic not stated in the specification or standard.ZZZW
Departure From Cited Document:
Except for method of sampling as cited in paragraph f-1 and gsso specification exception no. 46-9