Measurement converter

Try converting from "Spanish quintal" to arroba (Mexican arroba), assay ton, bag, bes (Roman bes), carat troy (troy carat), dram (avoirdupois dram), dram ap (apothecary dram), dram troy (troy dram), electron mass (electron rest mass), funt (Russian funt), Greek obolos, hyl, kg (kilogram), long ton (avoirdupois long ton), oz (ounce), oz ap (apothecary ounce), proton mass (proton rest mass), stone, tael (Chinese tael), wey mass, or any combination of units which equate to "mass" and represent mass.

Spanish quintal = 5,495.13 Babylonian shekel, 1.08 bag, .2028 cotton bale (US), 507,662.98 crith, 10,951.02 dinar (Arabian dinar), 25,958.4 dram (avoirdupois dram), 11,830 dram troy (troy dram), 5.05E+31 electron mass (electron rest mass), 112.67 funt (Russian funt), 709,800 grain (avoirdupois grain), 76.64 kin (Japanese kin), 12.26 kwan (Japanese kwan), .04526786 long ton (avoirdupois long ton), 99.9 Mexican libra, 1,478.75 oz ap (apothecary ounce), 1,478.75 oz troy (troy ounce), 2.81 pood (Russian pood), 101.4 pound, 123.23 pound troy (troy pound), .45994266 quintal.