H2O NaOH 3-P1 H2O H2O H2O 3-P3 3-P2 H2O 17 H2O 4-C1 18 16 14 H2O H2O H2O 4-C2 H2O H2O 4-C3 H2O 19 18 17 16 H2O H2O 15 12 15 4-C4 H2O 11 TB hydrat 1 10 11 19-H1 3-P4 Cyclon 1 3-P6 3-P5 1 13 13 STT