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Appendix A
(Standard appendix)
Typical chromatogram and relative retention time of 1,1,1,2-tetrafluoroethane content determination
The chromatogram of A1 is shown in Figure A
Figure A1 Typical chromatogram of industrial 1,1,1,2-tetrafluoroethane content determination
The relative retention time of A2 is shown in Table A
Table A1 Relative retention time