METHYL ORANGE INDICATOR
METHYL ORANGE INDICATOR ACS
C.I.No.13025
Short Name: METHYL ORANGE INDICATOR
Synonym: Sodium 4-[(4-dimethylamino)phenyldiazenyl]benzenesulphonate
Basic Details
Article No.
LG101569
Grade
ACS
Purity
CAS No.
547-58-0
HS Code
2927.0090
Shelf Life
60 Months
Packings Avialable
Physical Properties
Physical state at 20 °C
Solid
Colour
Yellow to orange
Odour
Odorless
Density [g/cm3]
1
Solubility in water [% weight]
Soluble in 500 parts water
Chemical Specifications
Appearance
Yellowish-orange colored powder
Identity (IR)
Conforms to structure
Solubility (0.1 % in water)
Clear (passes ACS test)
Visual transition range
from pH 3.2 (pink or red) to pH 4.4 (yellow-orange)
Absorption maxima in 0.01 N NaOH
461 to 469 nm
Safety Information & Hazard Symbols
Symbol
GHS06
Signal Word
Danger
UN No.
3143
IMCO Class No.
6.1
Packing Group
III
Hazardous Statement
H301
Precaution Statement
P301 + P310