for the following products
2-Hydroxy-4'-(2-hydroxyethoxy)-2-methylpropiophenone | 2-Hydroxy-[4'-(2-hydroxyethoxy) phenyl]-2-methylpropanone | Darocur 2959 | Irgacure 2959 | Photoinitiator 2959 and 2-Hydroxy-1-(4-(2-hydroxyethoxy)phenyl)-2-methylpropan-1-one
