Measurement converter

Try converting from "ap dr" to arroba (Mexican arroba), as (Roman as), bag, carat troy (troy carat), cental (British cental), cotton bale (US), denarius (Roman denarius), dinar (Arabian dinar), drachma2 (Greek drachma), dram troy (troy dram), gram, long hundredweight (avoirdupois long hundredweight), neutron mass (neutron rest mass), oz ap (apothecary ounce), picul (Chinese picul), pound, pound troy (troy pound), tael (Chinese tael), UK quintal (British quintal), uncia (Roman uncia), or any combination of units which equate to "mass" and represent mass.

ap dr = .13329909 assay ton, .00009119 bag, .00001143 cotton bale Egypt, 2.19 dram (avoirdupois dram), 1 dram ap (apothecary dram), 6.50E-28 earth mass, .39645899 hyl, .27574004 Israeli shekel mass, .00793456 livre (French livre), .00844476 Mexican libra, 5.36 obol (Greek obol), .125 oz ap (apothecary ounce), .00023737 pood (Russian pood), 2.32E+24 proton mass (proton rest mass), 6.84 Roman obolus, 3.42 scrupulum (Roman scrupulum), .00034286 short quarter, .00061224 stone, .00015096 talent (Greek talent), .00007653 UK quintal2 (British quintal).