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标准气体
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详细内容
配气方法 | 浓度范围 | 准许相对配气偏差 | 不确定值 |
称量法(摩尔法) | 10ppm-1% | ±5% | ±2% |
1-50% | ±3% | ±2% | |
分压法(摩尔法) | 10ppm-1% | ±10% | ±2% |
2-50% | ±4% | ±2% |
用途 | 组分名称及常用浓度范围 | 平衡气 |
校准仪器仪表: 氨分析器 SO2分析器 色相气谱仪 红外线分析器 氢分析器 氧分析器 甲烷分析器 硫化氢分析器 | CO 1ppm---50% | N2 |
H2 5%---80% | N2 | |
SO2 0--20% | N2 | |
H2S 0--20% | N2 | |
NH3 0--30% | N2 | |
CO2 1ppm---50% | N2 | |
O2 1%---50% | N2 | |
CH4 1%---50% | N2 | |
CO 10ppm,CO2 10ppm,CH4 10ppm | H2 | |
H2 50ppm,O2 0.8%,CO 1%,CH4 1% | CO2 | |
O2 1%,N2 21%,CO 11%,CO2 8%,CH4 0.3% | H2 | |
CH3OH 300ppm,CO 0.4%,CH4 0.4%,N2 0.2%,Ar 0.2%,CO2 30% | H2 |
用途 | 组分名称及常用浓度范围 | 平衡气 |
工况法检测 | NO 5-5000ppm | N2 |
CO 1-10000ppm | N2 | |
C3H8 1-10000ppm | N2 | |
CO2 1-10000ppm | N2 | |
CH4 1-10000ppm | N2 | |
C2H6 1-10000ppm | N2 | |
正己烷 1-10000ppm | N2 | |
简易工况法检测 | CO 0.5%-8%,CO2 4%-12%,C3H8 200ppm-3200ppm, NO 300-3000ppm | N2 |
CO 2.5%,CO2 10%,C3H8 3200ppm | N2 | |
怠速、双怠 | CO 1.5%-5%,C3H8 800ppm-3200ppm | N2 |
速排放检测 | ||
仪器调零 | O2 19%-21% | N2 |
燃烧气 | H2 38%-42% | He |
用途 | 组分名称及常用浓度范围 | 平衡气 | ||||||||
高馏分重整 | H2 | O2 | N2 | CO2 | CH4 | C2H6 | C3H8 | C3H6 | i-C4H10 | H2 |
90 | 0.09 | 0.47 | 0.26 | 0.27 | 3.34 | 2.29 | 0.01 | 0.74 | ||
n-C4H10 | i-C4H8 | i-C5H12 | n-C5H12 | C5H10及以上总和0.06 | ||||||
0.67 | 0.01 | 0.32 | 0.14 | |||||||
低馏分重整 | H2 | O2 | N2 | CO2 | CH4 | C2H6 | C3H8 | C3H6 | i-C4H10 | H2 |
9.5 | 4.3 | 15.2 | 0.7 | 0.7 | 9 | 26.3 | 0.13 | 19.34 | ||
n-C4H10 | i-C4H8 | n-C4H8 | t-C4H8 | c-C4H8 | C5H10及以上3.42 | |||||
9 | 0.3 | 0.06 | 0.04 | 2.26 | ||||||
石油炼制 | O2 | CO | CO2 | CH4 | C2H6 | C2H4 | C3H8 | C3H6 | n-C4H10 | N2 |
2 | 0.5 | 0.5 | 6 | 3 | 3 | 3 | 10 | 2 | ||
i-C4H10 | n-C4H8 | i-C4H8 | c-C4H8 | t-C4H8 | i-C5H12 | n-C5H12 | n-C6H14 | | ||
2 | 4 | 2 | 3 | 4 | 1 | 3 | 1 | | ||
石油勘探 | O2 | N2 | CO2 | C2H6 | C3H8 | n-C4H10 | i-C4H10 | n-C5H12 | i-C5H12 | CH4 |
0.5 | 1.9 | 2.8 | 9.8 | 5.4 | 3 | 3.3 | 2.5 | 2.5 | ||
n-C6H14 | n-C7H16 | n-C8H18 | | | | | | | ||
0.5 | 0.2 | 0.15 | | | | | | | ||
CH4 | C2H6 | C3H8 | n-C4H10 | i-C4H10 | n-C5H12 | i-C5H12 | | | N2 | |
0~10% | 0~10% | 0~10% | 0~10% | 0~10% | 0.1% | 0.1% | | | ||
H2 | O2 | N2 | Ar | CO2 | C2H6 | C3H8 | n-C4H10 | i-C4H10 | CH4 | |
3.8 | 0.5 | 1.5 | 0.3 | 0.5 | 2 | 1.5 | 0.5 | 0.5 | ||
n-C5H12 | i-C5H12 | n-C6H14 | | | | | | | ||
0.3 | 0.3 | 0.3 | | | | | | | ||
聚乙烯单体分析 | H2 | CH4 | C2H6 | C3H8 | 环丙烷 | C3H6 | n-C4H10 | i-C4H10 | n-C4H8 | C2H4 |
15.0 | 20.0 | 10.0 | 20.0 | 0.5 | 11.5 | 0.5 | 0.5 | 1.0 | ||
i-C4H8 | c-C4H8 | t-C4H8 | C2H2 | n-C5H12 | i-C5H12 | | | | ||
1.0 | 1.0 | 1.0 | 0.5 | 0.5 | 0.5 | | | | ||
H2 | CH4 | C2H6 | | | | | | | C3H8 | |
51% | 35% | 6% | | | | | | | ||
聚丙烯单体分析 | CH4 | C2H6 | C2H4 | C3H8 | 环丙烷 | n-C4H10 | i-C4H10 | n-C4H8 | i-C4H8 | C3H6 |
100 | 150 | 130 | 1.40% | 400 | 100 | 100 | 100 | 100 | ||
c-C4H8 | t-C4H8 | 丙炔 | i-C5H12 | 1,3丁二烯 | n-C6H14 | | | | ||
100 | 100 | 50 | 130 | 130 | 130 | | | | ||
CH4 | C2H6 | C3H8 | 环丙烷 | C3H6 | n-C4H10 | i-C4H10 | n-C4H8 | i-C4H8 | N2 | |
100 | 35 | 200 | 15 | 10% | 15 | 15 | 15 | 15 | ||
丙二烯 | C2H2 | 丙烃 | 1,3丁二烯 | | | | | | ||
15 | 15 | 15 | 15 | | | | | | ||
聚丙烯腈流程分析 | 乙腈 | N2 | 丙烯腈 | N2 | 二甲基甲酰胺 | N2 | N2 | |||
0~~2000ppm | 0~~2000ppm | 0~~5000ppm | ||||||||
焦炉气分析 | O2 | N2 | CH4 | C2H4 | C3H6 | C3H8 | CO | CO2 | | H2 |
0.4 | 3 | 23 | 2 | 0.4 | 0.1 | 7 | 2 | |