Synonyms: Diazole Red Zh;Diazol Scarlet Zh;sodium; 2-methyl-5-nitro-benzenediazonium; 5-sulfonaphthalene-1-sulfonate;o-Toluenediazonium, 5-nitro-, 1,5-naphthalenedisulfonate, (1:1) sodium salt;34459-52-4;AC1L4XPA;AC1Q1VTO;AR-1L5341;LS-154053;sodium; 2-methyl-5-nitrobenzenediazonium; 5-sulfonaphthalene-1-sulfonate;Benzenediazonium, 2-methyl-5-nitro-, 1,5-naphthalenedisulfonate (1:1), sodium salt;Benzenediazonium, 2-methyl-5-nitro-, 1,5-naphthalenedisulfonate (1:1), sodium salt (9CI)