Hydroxynaphthol blue

Agent Name
Hydroxynaphthol blue
CAS Number
63451-35-4
Formula
C20-H14-N2-O11-S3.3Na
Major Category
Dyes
Hydroxynaphthol blue formula graphical representation
Synonyms
1,1'-Azonaphthalene, 2,2'-dihydroxy-3,3',6-trisulfonic acid-, trisodium salt; 2,7-Naphthalenedisulfonic acid, 3-hydroxy-4-((2-hydroxy-4-sulfo-1-naphthalenyl)azo)-, trisodium salt; Trisodium 3-hydroxy-4-((2-hydroxy-4-sulphonato-1-naphthyl)azo)naphthalene-2,7-disulphonate; [ChemIDplus]
Category
Azo Dyes
Description
Powder; [MSDSonline]
Comments
May cause allergic contact dermatitis; May be toxic by ingestion; [MSDSonline] Search: 63451-35-4 AND (sensitizer OR sensitization OR allergic OR dermatitis) = No items found; [PubMed]
Biomedical References
Search PubMed

Exposure Assessment

NFPA
must be preheated

Diseases, Processes, and Activities Linked to This Agent

Processes

Industrial Processes with risk of exposure: