组分

平衡气

不确定度

标准物编号

CO/7%-8%,CO2/16%,C3H8/0.7%-0.8%,O2 /20%

N2

1.5%

GBW(E)080490

CO/0.3%,He10%,O2/20%

N2

1.5%

GBW(E)090024

CO/0.5%-6%,C3H8/(750-6000）×10-6

N2

1%

GBW(E)080249

CO CH4 CO2 (10-10000) ×10-6

N2

（2-1）%

GBW(E)060581

H2 (38-42)%

He

1%

GBW(E)060573

O2 (18-23)%

N2

1%

GBW(E)060574

H2S (50-100) ×10-6

N2

4%

GBW(E)080487

SO2(50-100) ×10-6

N2

3%

GBW(E)080488

COS(50-100) ×10-6

N2

3%

GBW(E)080489

CH4 (0.5-2.5)%

Air

1%

GBW(E)080248

C3H8 (10-10000) ×10-6

N2 or syn Air

（2-1）%

GBW(E)060569

CO(10-10000) ×10-6

N2 or syn Air

（2-1）%

GBW(E)060570