Chemical Detail

Chemical NameTrypan blue
Synonym(s)2,7-Naphthalenedisulfonic acid, 2-57-13,3'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(5-amino-4-hydroxy-, tetrasodium salt | 2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(5-amino-4-hydroxy-, tetrasodium salt | 2,7-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethyl-4,4'-biphenylylene)bis(azo))bis(5- amino-4-hydroxy-, tetrasodium salt | 3,3'-((3,3'-Dimethyl(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(5-amino-4-hydroxynaphthalene-2,7-disulphonate) | AI3-26698 | Amanil Sky Blue | Amanil Sky Blue R | Amidine Blue 4B | Azidinblau 3B | Azidine Blue 3B | Azirdinblau 3B | Azurro Diretto 3B | Bencidal Blue 3B | Benzaminblau 3B | Benzamine Blue | Benzamine Blue 3B | Benzanil Blue 3BN | Benzanil Blue R | Benzo Blue | Benzo Blue 3B | Benzo Blue 3BS | Benzoblau 3B | Bleu diamine | Bleu diazole N 3B | Bleu directe 3B | Bleu trypane N | Bleue diretto 3B | Blue 3B | Blue EMB | Brasilamina Blue 3B | Brasilazina Blue 3B | C.I. 23850 | C.I. Direct Blue 14 | C.I. Direct Blue 14, tetrasodium salt | Centraline Blue 3B | Chloramiblau 3B | Chloramine Blue | Chloramine Blue 3B | Chlorazol Blue 3B | Chrome Leather Blue 3B | Congo Blue | Congo Blue 3B | Congoblau 3B | Cresotine Blue 3B | Diaminblau 3B | Diamine Blue 3B | Diamineblue | Diaminineblue | Dianil Blue | Dianil Blue H3G | Dianilblau | Dianilblau H3G | Diaphtamine Blue TH | Diazine Blue 3B | Diazol Blue 3b | Diphenyl Blue 3B | Direct Blue 14 | Direct Blue 3B | Direct Blue 3BX | Direct Blue D3B | Direct Blue FFN | Direct Blue H3G | Direct Blue M3B | Directakol Blue 3BL | Directblau 3B | Hispamin Blue 3BX | NCI C61289 | NSC 11247 | Naphtamine Blue 2B | Naphtamine Blue 3BX | Naphthaminblau 3BX | Naphthamine Blue 3BX | Naphthylamine Blue | Niagara Blue | Niagara Blue 3B | Orion Blue 3B | Paramine Blue 3B | Parkibleu | Parkipan | Pontamine Blue 3BX | Pyrazol Blue 3B | Pyrotropblau | Renolblau 3B | Sodium ditolyl-diazobis-8-amino-1-naphthol-3,6-disulfonate | Sodium ditolyldisazobis-8-amino-1-naphthol-3,6-disulfonate | Sodium ditolyldisazobis-8-amino-1-naphthol-3,6-disulphonate | TB | Tetrasodium | Trianol Direct Blue 3B | Triazolblau 3BX | Tripan Blue | Trypan Blue BPC | Trypan Blue sodium salt | Trypane Blue
CASRN72-57-1
De minimis Limit %0.1
M,P/OU Threshould (lb)25,000/10,000
Listing TypeIndividually listed chemical
Effective Date1994-01-01
Chemical QualifierNo
MetalNo
Chemical of Special ConcernNo
Per- or Polyfluoroalkyl SubstanceNo
Structural image
Structural representation of Trypan blue

Rulemaking Changes Affecting This Chemical

StatusEffective Reporting YearFR Proposed RuleFR Final Rule
Added199457 FR 41020 (9/8/1992)58 FR 63500 (12/1/1993)

Basis of OSHA Carcinogens

IARCNTPOSHA-Z
2B