selective focus of a bottle of methylparaben and propylparaben parabens pure chemical compound used as preservative in cosmetics

analysis background beaker biochemistry blur blurred blurry bottle chemical chemistry closeup compound container copy cosmetic cosmetics cosmetology dish experiment focus industrial industry ingredient lab label labeled laboratory methyl methylparaben paraben parabens petri pharmaceutical plastic powder preservative product products propyl propylparaben pure research science scientific selective solid space study substance table test used white