Table 2. Process Fractions and w/w Yields Relative to the Previous Step and to the Starting Material (Protobind 1000)a.
| fraction | description | cumulative relative yield (% w/w initial LF-0) | relative step yield (% w/w previous step) |
|---|---|---|---|
| LF-I | unextracted solid residual | 18.1 | 19.4 |
| LF-S | extracted material | 75.0 | 80.6 |
| LF-R5 | 5 kDa cutoff retentate | 66.3 | 88.4 |
| LF-P5 | 5 kDa cutoff permeate | 8.70 | 11.6 |
| LF-R2 | 2 kDa cutoff retentate | 7.02 | 81.4 |
| LF-P2 | 2 kDa cutoff permeate | 1.60 | 18.6 |
a
LF-S and LF-P5 are intermediate fractions not recovered in the nominal process.