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CAS RN: 547-58-0 | Product Number: M0489

Methyl Orange


Purity: >98.0%(HPLC)
Synonyms:
  • Orange III
Documents:
25G
$94.00
3   1   ≥40 

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Product Number M0489
Purity / Analysis Method >98.0%(HPLC)
Molecular Formula / Molecular Weight C__1__4H__1__4N__3NaO__3S = 327.33 
Physical State (20 deg.C) Solid
CAS RN 547-58-0
Reaxys Registry Number 3581305
PubChem Substance ID 87572534
Merck Index (14) 6105
Colour Index 13025
MDL Number

MFCD00007502

Specifications
Appearance Orange to Brown powder to crystal
Purity(HPLC) min. 98.0 area%
Lambda max. 460.0 to 470.0 nm(pH 4.8 buffer sol.)
Absorbance min. 0.330(5mg/L, pH 4.8 buffer sol., 460.0 to 470.0 nm)(after drying)
Drying loss max. 10.0 %
Transition interval(pH) (yellowish red)3.1 to 4.4(reddish yellow)
Properties (reference)
Maximum Absorption Wavelength 465(pH 4.8 buffer sol.) nm
Solubility (insoluble in) Ether, Alcohol
GHS
Pictogram Pictogram
Signal Word Danger
Hazard Statements H301 : Toxic if swallowed.
Precautionary Statements P501 : Dispose of contents/ container to an approved waste disposal plant.
P270 : Do not eat, drink or smoke when using this product.
P264 : Wash skin thoroughly after handling.
P301 + P310 + P330 : IF SWALLOWED: Immediately call a POISON CENTER/doctor. Rinse mouth.
P405 : Store locked up.
Related Laws:
RTECS# DB6327000
Transport Information:
UN Number (DOT-AIR) UN2811
Class (DOT-AIR) 6.1
Packing Group (TCI-A) III
HS Number 2927.00.5000
PubMed Literature


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