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4-Methylaminophenol sulfate(Metol)

4-Methylaminophenol sulfate(Metol)
4-Methylaminophenol sulfate(Metol)
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Product Code : 02
Product Description

4-Methylaminophenol Sulfate(Metol) is known to be utilized most commonly in black & white photography as developing salt. It is known to have chemical formula (C7H10NO)2SO4 with molecular weight of 344.38 g/mol. This compound is considered an excellent developing agent for tone developers and various commercial applications as well. 4-Methylaminophenol Sulfate(Metol) can be synthesized reacting hydroquinone with methylamine. It is an HSO4 salt of N-methylaminophenol's protonated derivative.


  • Colorless appearance
  • Organic in nature
  • Has melting point of around 500 degrees Fahrenheit

4-Methylaminophenol sulfate(Metol)

Cas No: 55-55-0

Appearance & Physical State: Shining white crystal free from lumps
Density: 1.577
Melting Point: 250-255ºC
Boiling Point: 262.7ºC at 760 mmHg
Flash Point: 148.6ºC
Water Solubility: 50 g/L (20 ºC)
Stability: Stability Combustible. Incompatible with strong oxidizing agents, acids, acid halides.
Storage Condition: -20ºC



Ankleshwar, Gujarat, India
Plot No. 3704/B, GIDC Estate, Ankleshwar - 393002, Gujarat, India
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Mr. Kishor H. Vekaria (Managing Partner)

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