| 1 ppb | = 2.2046226218488E-6 lb/m3 |
| 2 ppb | = 4.4092452436976E-6 lb/m3 |
| 3 ppb | = 6.6138678655463E-6 lb/m3 |
| 4 ppb | = 8.8184904873951E-6 lb/m3 |
| 5 ppb | = 1.1023113109244E-5 lb/m3 |
| 6 ppb | = 1.3227735731093E-5 lb/m3 |
| 7 ppb | = 1.5432358352941E-5 lb/m3 |
| 8 ppb | = 1.763698097479E-5 lb/m3 |
| 9 ppb | = 1.9841603596639E-5 lb/m3 |
| 10 ppb | = 2.2046226218488E-5 lb/m3 |
| 20 ppb | = 4.4092452436976E-5 lb/m3 |
| 30 ppb | = 6.6138678655463E-5 lb/m3 |
| 40 ppb | = 8.8184904873951E-5 lb/m3 |
| 50 ppb | = 0.00011023113109244 lb/m3 |
| 60 ppb | = 0.00013227735731093 lb/m3 |
| 70 ppb | = 0.00015432358352941 lb/m3 |
| 80 ppb | = 0.0001763698097479 lb/m3 |
| 90 ppb | = 0.00019841603596639 lb/m3 |
| 100 ppb | = 0.00022046226218488 lb/m3 |
| 200 ppb | = 0.00044092452436976 lb/m3 |
| 300 ppb | = 0.00066138678655463 lb/m3 |
| 400 ppb | = 0.00088184904873951 lb/m3 |
| 500 ppb | = 0.0011023113109244 lb/m3 |
| 600 ppb | = 0.0013227735731093 lb/m3 |
| 700 ppb | = 0.0015432358352941 lb/m3 |
| 800 ppb | = 0.001763698097479 lb/m3 |
| 900 ppb | = 0.0019841603596639 lb/m3 |
| 1000 ppb | = 0.0022046226218488 lb/m3 |
| 2000 ppb | = 0.0044092452436976 lb/m3 |
| 4000 ppb | = 0.0088184904873951 lb/m3 |
| 5000 ppb | = 0.011023113109244 lb/m3 |
| 7500 ppb | = 0.016534669663866 lb/m3 |
| 10000 ppb | = 0.022046226218488 lb/m3 |
| 25000 ppb | = 0.055115565546219 lb/m3 |
| 50000 ppb | = 0.11023113109244 lb/m3 |
| 100000 ppb | = 0.22046226218488 lb/m3 |
| 1000000 ppb | = 2.2046226218488 lb/m3 |
| 1000000000 ppb | = 2204.6226218488 lb/m3 |