METHYL ORANGE INDICATOR ACS

C.I.No.13025
Sodium 4-[(4-dimethylamino)phenyldiazenyl]benzenesulphonate

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Article No.
04670
Grade
ACS
Purity
CAS No.
547-58-0
Molecular Formula
C14H14N3NaO3S
Molecular Weight
327.33
H.S. Code
2927.0090
Shelf Life
60 Months
MSDS
 

 

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

Packings

  • 1PB1200060

    25 g (00025)

  • 1PB1200200

    100 g (00100)

  • 1000 g (01000)

 

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 and Hazard Symbols

Skull and Crossbones
Symbol: GHS06
Signal Word: Danger
UN No.: 3143
IMCO Class No.: 6.1
Packing Group: III
Hazardous Statement: H301
Precaution Statement: P301 + P310
Revision Date : 22-Nov-2016
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