FILE - A woman wearing a surgical mask uses hand sanitizer. (Photo by Andia/Universal Images Group via Getty Images)The Food and Drug Administration is warning consumers not to purchase hand sanitizer manufactured from Eskbiochem SA de CV due to the potential presence of toxic chemicals.Nine products manufactured by the Mexico-based company, which are still on the market, may contain methanol, which can be poisonous if absorbed through the skin or ingested, the FDA said in a letter.The warning covers the following products manufactured by Eskbiochem:- All-Clean Hand Sanitizer - Esk Biochem Hand Sanitizer - CleanCare NoGerm Advanced Hand Sanitizer 75% Alcohol - Lavar 70 Gel Hand Sanitizer - The Good Gel Antibacterial Gel Hand Sanitizer-.