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- By CategoryMixed GasesGas Comp Amount30.3500000Gas Comp Amount190.9895000 99.9967000 99.8200000 81.8470000 81.6400000 89.4900000 99.9955000 79.4900000 99.9948400 85.5000000 17.0000000 88.9711000 79.1000000 82.4940000 99.5500000 79.4960000Gas Comp 1PPM NITROGEN DIOXIDE NITROGEN ARGON OXYGEN