6406-56-0 Acid Red 151 Amacid Neutral Red BW Azo Silk Red 3B Benzenesulfonic acid, 4-[[4-[(2-hydroxy-1-naphthalenyl)azo]phenyl]azo]-, monosodium salt Benzyl Red G C.I. 26900 C.I. Acid Red 151 C.I. Acid Red 151, monosodium salt Calcocid Milling Red 3R Cloth Scarlet Fast Silk Red TR Merpacyl Red L NSC47723 Red L Silk Red 3B Silk Red B Silk Scarlet GL Tertracid Milling Scarlet GF