Synonyms: (2R,3R,4S,5R,6S)-2-(hydroxymethyl)-6-[(2R,3S,4R,5R,6R)-4,5,6-trihydroxy-2-(hydroxymethyl)tetrahydropyran-3-yl]oxy-tetrahydropyran-3,4,5-triol; D-Glucose, 4-O-beta-D-galactopyranosyl-; Milk sugar; (+)-Lactose; 4-(beta-D-Galactosido)-D-glucose; BRN 0093796; AI3-08876; D-Glucose, 4-O-beta-D-galactopyranosyl-; 4-O-beta-D-Galactopyranosyl-D-glucose; Fast-flo Lactose; Lactin (carbohydrate); Lactose; D-(+)-Lactose; 89466-76-2; 73824-63-2