Stuck on a problem? Get great tutoring at an affordable price with Chegg
to join and get your 1st 30 minutes Free!
From Biology-Online Dictionary
(Science: chemical) Colouring matter from the insect coccus cacti l. It is used in foods, pharmaceuticals, toiletries, etc., as a dye, and also has use as a microscopic stain and biological marker.
Pharmacological action: dyes, food colouring agents.
chemical name: 2-Anthracenecarboxylic acid, 7-beta-D-glucopyranosyl-9,10-dihydro-3,5,6,8-tetrahydroxy-1-methyl-9,10-dioxo-