1%体积= 10,000 ppm
1 % H2S(硫化氢)= 10000 ppm H2S
因此
例:求1.7%里有多少ppm。
x(百万分之一)= 10000 ⋅ 1.7% = 17000 ppm
百分比到ppm的转换表
|
体积百分比 |
百万分率 |
|
0% |
0 ppm |
|
0.0001% |
1 ppm |
|
0.001% |
10 ppm |
|
0.01% |
100 ppm |
|
0.1% |
1000 ppm |
|
1% |
10000 ppm |
|
2% |
20000 ppm |
|
3% |
30000 ppm |
|
4% |
40000 ppm |
|
5% |
50000 ppm |
|
6% |
60000 ppm |
|
7% |
70000 ppm |
|
8% |
80000 ppm |
|
9% |
90000 ppm |
|
10% |
100000 ppm |
|
20% |
200000 ppm |
|
30% |
300000 ppm |
|
40% |
400000 ppm |
|
50% |
500000 ppm |
|
60% |
600000 ppm |
|
70% |
700000 ppm |
|
80% |
800000 ppm |
|
90% |
900000 ppm |
|
100% |
百万分之100万 |
为了计算%LEL对ppm,例如甲烷100% LEL = 5%体积= 50,000 ppm
要计算50% LEL,将100%体积的ppm(50000 ppm)除以2或乘以. 50
要计算10% LEL,将ppm除以10或乘以0.10
文章关键词:如何计算% VOL或% LEL或% H2S到ppm?