Table 3.
Sensitivity of inventory data*
| Process/chemical | Parent process | GWP (%) | AP (%) | EP (%) | RI (%) | ODP | POFP (%) | PED (%) | ADP (%) | WU (%) | Average sensitivity (%) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Glycerol production | Detergent production | 43.65 | 73.29 | 20.39 | 77.64 | 3.10E-06 | 59.46 | 7.03 | 2.35 | 5.53 | 32.15 |
| AES production | Detergent production | 24.34 | 7.04 | 10.32 | 5.56 | 99.88% | 19.47 | 9.78 | 3.14 | 9.17 | 20.97 |
| SDS production | Detergent production | 14.45 | 9.96 | 60.38 | 7.07 | 9.36E-06 | 9.61 | 21.20 | 7.10 | 16.73 | 16.28 |
| HDPE | Detergent production | 1.70 | 1.13 | 0.36 | 2.02 | 0.09% | 6.48 | 25.93 | 60.30 | 45.77 | 15.98 |
| Tetrachloromethane | AES Production | 0% | 0 | 0 | 0 | 99.88% | 0 | 0 | 0 | 0 | 11.10 |
| Nitrogen oxides | Glycerol production | 0 | 29.81 | 19.45 | 22.59 | 0% | 0 | 0 | 0 | 0 | 7.98 |
| Sulfur dioxide | Glycerol production | 0 | 41.10 | 0 | 13.39 | 0% | 12.80 | 0 | 0 | 0 | 7.48 |
| Nitrogen | SDS production | 0 | 0 | 57.98 | 0 | 0% | 0 | 0 | 0 | 0 | 6.44 |
| Carbon dioxide | Glycerol production | 42.90 | 0 | 0 | 0 | 0% | 0 | 0 | 0 | 0 | 4.77 |
| Electricity | SDS production | 2.22 | 2.22 | 0.52 | 2.68 | 9.36E-06 | 0.61 | 21.20 | 7.10 | 6.33 | 4.76 |
| Non-methane volatile organic compounds | Glycerol production | 0 | 0 | 0 | 0 | 0% | 42.33 | 0 | 0 | 0 | 4.70 |
| Inhalable particulate matter (PM10) | Glycerol production | 0 | 0 | 0 | 34.20 | 0% | 0 | 0 | 0 | 0 | 3.80 |
| Propylene Glycol | Detergent production | 8 | 2.95 | 2.27 | 2.65 | 2.32E-06 | 1.51 | 5.25 | 1.76 | 4.14 | 3.17 |
| Amylase | Detergent production | 0.66 | 0.84 | 1.61 | 0.85 | 6.97E-05 | 0.65 | 9.15 | 5.81 | 4.87 | 2.72 |
| Citric acid | Detergent production | 5.80 | 2.19 | 1.76 | 1.83 | 2.49E-06 | 0.29 | 5.63 | 1.89 | 4.44 | 2.65 |
| Carbon dioxide (fossil fuel source) | AES production | 20.91 | 0 | 0 | 0 | 0% | 0 | 0 | 0 | 0 | 2.32 |
| Cellulase | Detergent production | 0.38 | 0.54 | 1.82 | 0.42 | 6.80E-05 | 0.77 | 6.45 | 6.49 | 2.37 | 2.14 |
| Glycerol-Heavy Diesel Truck Transportation (30t)-China | Detergent production | 0.35 | 1.34 | 0.84 | 1.06 | 0.01% | 1.55 | 2.62 | 8.92 | 0.71 | 1.93 |
| Non-methane volatile organic compounds | AES production | 0 | 0 | 0 | 0 | 0% | 12 | 0 | 0 | 0 | 1.33 |
| CO2 | SDS production | 10.88 | 0 | 0 | 0 | 0% | 0 | 0 | 0 | 0 | 1.21 |
| Nitrogen oxides | AES production | 0 | 3.74 | 2.44 | 2.83 | 0% | 0 | 0 | 0 | 0 | 1.00 |
| Sulfur dioxide | SDS production | 0 | 4.86 | 0 | 1.59 | 0% | 1.52 | 0 | 0 | 0 | 0.89 |
| Nitrogen | AES production | 0 | 0 | 7.40 | 0 | 0% | 0 | 0 | 0 | 0 | 0.82 |
| Non-methane volatile organic compounds | SDS production | 0 | 0 | 0 | 0 | 0% | 7.21 | 0 | 0 | 0 | 0.80 |
| Carbon dioxide (fossil fuel source) | Propylene glycol production | 6.73 | 0 | 0 | 0 | 0% | 0 | 0 | 0 | 0 | 0.75 |
| Nitrogen oxides | SDS production | 0 | 2.70 | 1.76 | 2.05 | 0% | 0 | 0 | 0 | 0 | 0.72 |
| n-butane | AES production | 0 | 0 | 0 | 0 | 0% | 6.49 | 0 | 0 | 0 | 0.72 |
| Inhalable particulate matter (PM2.5) | Glycerol production | 0 | 0 | 0 | 6.48 | 0% | 0 | 0 | 0 | 0 | 0.72 |
| CO2 | Citric acid production | 4.84 | 0 | 0 | 0 | 0% | 0 | 0 | 0 | 0 | 0.54 |
*This table lists the inventory data with sensitivity > 0.5%