The phrase "artificial perfumes" refers to man-made scents or fragrances that are created in a laboratory using synthetic ingredients, rather than being derived from natural sources. Full definition
I always try to avoid artificial perfumes in all of my skincare products because of my asthma and my son's allergies. (thefashionablehousewife.com)
They lack artificial perfumes or any type of alcohol and are less likely to irritate your skin. (geekwrapped.com)
Natural flea repellent sprays should, again, be devoid of artificial perfumes and alcohols and instead focus solely on the ingredients (more of which in a second); otherwise you're starting to drift away from the natural side of things and possibly causing irritation. (pesthacks.com)