Nilaqua® Alcohol Free Hand Sanitiser; The Best Hand Sanitiser in the World? We certainly think so, the Nilaqua® EN14476 approved alcohol-free product range is non-irritating to the skin, non-toxic, non-skin drying, non-flammable and allergen free. Nilaqua® Hand Sanitiser kills up to 99.9999% of bacteria, yet it’s gentle to the skin.