| | Identification | Back Directory |  | [Name] 
 disodium 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxoanthracene-2,7-disulphonate
 |  | [CAS] 
 6370-62-3
 |  | [Synonyms] 
 C.I.63610
 Acid Blue 69
 C.I.ACIDBLUE69
 Lissamine Blue A
 Einecs 228-886-6
 Alizarine Blue WSA
 Fenazo Light Blue AW
 C.I.Acid Blue 69:C.I.63610
 disodium,4,5-diamino-1,8-dihydroxy-9,10-dioxoanthracene-2,7-disulfonate
 2,7-Anthraquinonedisulfonic acid, 4,5-diamino-1,8-dihydroxy-, disodium salt
 disodium 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxoanthracene-2,7-disulphonate
 4,5-Diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxoanthracene-2,7-disulfonic acid disodium salt
 2,7-Anthracenedisulfonic acid, 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxo-, disodium salt
 2,7-Anthracenedisulfonic acid, 4,5-diamino-9,10-dihydro-1,8-dihydroxy-9,10-dioxo-, sodium salt (1:2)
 |  | [EINECS(EC#)] 
 228-886-6
 |  | [Molecular Formula] 
 C14H8N2Na2O10S2
 |  | [MOL File] 
 6370-62-3.mol
 |  | [Molecular Weight] 
 474.33
 | 
 | Hazard Information | Back Directory |  | [Preparation] 
 1,8-Dihydroxyanthracene-9,10-dione in hair smoke sulfuric acid oblate, then use the method reduction.
 |  | [Properties and Applications] 
 blue. The strong sulfuric acid for green light yellow, diluted into purple.
 
 
 
 
 | Standard | Light Fastness | Soaping | Persperation Fastness | Oxygen bleaching | Fastness to seawater |  
 | Fading | Stain | Fading | Stain | Fading | Stain |  
 | ISO | 5-6 | 3 |  | 2 |  |  | 2-3 |  |  
 | AATCC | 4-5 | 1 |  | 1 | 1 |  | 2 |  |  | 
 |  |