Melting point :>300 C
storage temp. :RT, stored under nitrogen
solubility :Solubility Soluble in water, methyl cellosolve; slightly soluble in ethanol, acetone
form :powder
Colour Index :14025
color :Yellow-orange
PH Range :10.2(yellow)-12(red)
Water Solubility :SOLUBLE IN COLD WATER
λmax :362nm
Merck :14,5919
BRN :3820455
Major Application :Optical engineering applications, sensors, making masks, electrorheological materials, surface treatment of copper, coloring zinc, aluminum, corrosion testing, lubricants, textiles, food storage, determine bacterial growth, pharmaceutical preparations
CAS DataBase Reference :584-42-9(CAS DataBase Reference)
EPA Substance Registry System :Benzoic acid, 2-hydroxy-5-[(3-nitrophenyl)azo]-, monosodium salt (584-42-9)

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. 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.