Need buy coal gas.Specification Coal The inspection items (%) Mt Ad Vd Std Gas coal 10.50 7.78 40.92 0.39 Gas coal 10.3 7.86 40.71 0.4 Gas coal 10.1 7.73 41.2 0.4 Gas coal 8.8 7.94 40.53 0.4 Gas coal 9.4 7.9 41.25 0.4 Gas coal 10.5 7.73 40.91 0.38 Gas coal 10.9 8.96 40.98 0.36 Gas coal 10.4 8.41 41.3 0.39 Gas coal 11.1 7.77 41.34 0.38