2-Amino-4,8-naphthalenedisulfonic acid

Boiling point :205.8°C (rough estimate)
Density :1.6329 (rough estimate)
refractive index :1.7330 (estimate)
storage temp. :2-8°C
pka :-1.16±0.40(Predicted)
InChI :InChI=1S/C10H9NO6S2/c11-6-4-8-7(10(5-6)19(15,16)17)2-1-3-9(8)18(12,13)14/h1-5H,11H2,(H,12,13,14)(H,15,16,17)
InChIKey :MTJGVAJYTOXFJH-UHFFFAOYSA-N
SMILES :C1(S(O)(=O)=O)=C2C(C(S(O)(=O)=O)=CC=C2)=CC(N)=C1
CAS DataBase Reference :131-27-1(CAS DataBase Reference)
EPA Substance Registry System :1,5-Naphthalenedisulfonic acid, 3-amino- (131-27-1)

Symbol(GHS):
Signal word:	Warning
Hazard statements:	Code Hazard statements Hazard class Category Signal word Pictogram P-Codes H302 Harmful if swallowed Acute toxicity,oral Category 4 Warning P264, P270, P301+P312, P330, P501 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. P270 Do not eat, drink or smoke when using this product. P271 Use only outdoors or in a well-ventilated area. P280 Wear protective gloves/protective clothing/eye protection/face protection. P301+P312 IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell. P302+P352 IF ON SKIN: wash with plenty of soap and water. 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. P330 Rinse mouth. P332+P313 IF SKIN irritation occurs: Get medical advice/attention. P337+P313 IF eye irritation persists: Get medical advice/attention. P362 Take off contaminated clothing and wash before reuse. P403+P233 Store in a well-ventilated place. Keep container tightly closed. P405 Store locked up. P501 Dispose of contents/container to..…