... 3-propanetricarboxylic acid;Citric acid, anhydrous, USP Grade 1,2,3-Propanetricar Name: citric acidPopular name: 2-Hydroxy-1,2,3-propanetricarboxylic acid;Citric acid ... , anhydrous, USP Grade 1,2,3-Propanetricarboxylic acid, 2 hydroxy-citric acid, anhydrous, USP Grade;Citric acid anhydrous;Citric acid ... crystal 1. Citric Acid Anhydrous Specification :Appearance ...