| 1948 | Establishing the Company in Gliwice as "Fabryka Odczynników Chemicznych" (FOCh) (Chemical Reagents Plant). |
| 1960 | Merge of FOCh with Reagents Office - a new entity had been established Przedsiębiorstwo Przemysłowo-Handlowe "Polskie Odczynniki Chemiczne" (Industry and Trade Company "Polish Chemical Reagents"). |
| 1992 | The Company had been transformed into a single-person company of the Treasury. |
| 1998 | Obtaining Quality System Certificate conforming the standard ISO 9001. |
| 2003 | Euro Agro Centrum S. A., included in the Kulczyk Holding S. A. structure becomes the major owner. |
| 2004 | Change of the Company's name to POCH S. A. and change of the logotype. |
| 2005 | Taking over the Labscan production technology. |
| 2006 | Kulczyk Holding S. A. becomes the owner of 100% of shares. Starting the production of high purity solvents. |
| 2007 | Implementation of the NAVIA technology. |
| 2011 | On June, 30th POCH became an affiliate of Avantor Performance Materials, a worldwide leader in the manufacturing of laboratory and specialty chemicals. |
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