产品规格: 产品 分子式 包装 (12C,99.95 atom%) CH4 1L (12C,99.99 atom%) CH4 1L (12C,99.999 atom%) CH4 1L (13C,99 atom%) CH4 0.1L/1L (13C,99.9 atom%) CH4 0.1L/1L (D1,98 atom%) CH3D 1L (D2,98 atom%) CH2D2 1L (D3,98 atom%) CHD3 1L (12C,99.95 atom%;D4,98 atom%) CD4 1L (13C,99 atom%;D4,99 atom%) CD4 0.1L