54454-4 Arsenic fractionated panel:... in class PANEL.CHEM?

In LOINC v 2.27, the panel:

54454-4 # Arsenic fractionated panel:-:Pt:Urine:Qn

that is composed by:

53778-7 # Arsenic.organic:MCnc:Pt:Urine:Qn

53779-5 # Arsenic.methylated:MCnc:Pt:Urine:Qn

12481-8 # Arsenic.inorganic:MCnc:Pt:Urine:Qn

is placed in the class PANEL.CHEM.

Should not it be in the class PANEL.DRUG/TOX?

Thank you for bringing this to our attention. We will correct this in the next release.