2,2'-bis(2-chlorophenyl)-4,4',5,5'-tetraphenyl-2'H-1,2'-biimidazole-5g
https://www.chemsilico.com/shop/na-da003f9o-22-bis-2-chlorophenyl-44-55-tetraphenyl-2-h-12-biimidazole-5g-48846
https://www.chemsilico.com/web/image/product.template/48846/image_1920?unique=eded62b
Photoinitiator with high efficiency in polymerization reactions.
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