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m-Xylene (meta-xylene) is an aromatic hydrocarbon. It is one of the three isomers of dimethylbenzene known collectively as xylenes.
X 1221 (OTTO) m-Xylene, 99% Cas 108-38-3 - used as an important starting material in the production of 2,4- and 2,6-xylidine. It is used as solvent in histology.