BERYLLON II

form :powder to crystal
color :Gray to Dark purple to Black
InChIKey :BYOASQSUNKYWNG-LUAAAXEOSA-J
SMILES :C12C(O)=CC(S([O-])(=O)=O)=CC1=CC(S([O-])(=O)=O)=CC=2/N=N/C1C(O)=C2C(C=C(S([O-])(=O)=O)C=C2O)=CC=1S([O-])(=O)=O.[Na+].[Na+].[Na+].[Na+]
EPA Substance Registry System :2,7-Naphthalenedisulfonic acid, 4,5-dihydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthalenyl)azo]-, tetrasodium salt (51550-25-5)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning P264, P280, P302+P352, P321,P332+P313, P362 H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning P264, P280, P305+P351+P338,P337+P313P H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning
Precautionary statements:	P261 Avoid breathing dust/fume/gas/mist/vapours/spray. P264 Wash hands thoroughly after handling. P264 Wash skin thouroughly after handling. P280 Wear protective gloves/protective clothing/eye protection/face protection. P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing. P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing. P405 Store locked up.