*ExistCollect>
#ExistSPECIMENPREPARATION>Specimen Preparation: Transfer 500 mg fingernails to a trace metal-free or acid-washed plastic container. (Min: 500 mg)
*ExistSPECIMENPREPARATION>
#ExistStability>Stability (collection to initiation of testing): Ambient: Undetermined; Refrigerated: Undetermined; Frozen: Undetermined