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Methyl red, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020
 :  VWR Chemicals
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Methyl red, AnalaR NORMAPUR® ACS, Reag. Ph. Eur. C.I. 13020
 :  VWR Chemicals
 

 

  • pH range (red-violet to brownish-yellow):
    4,5 - 6,2
  • Absorption maximum λ1 (pH 4,5) :
    523 - 526 nm
  • Absorption maximum λ2 (pH 6,2) :
    427 - 437 nm
  • Absorptivity (A1%/1 cm; λ1; pH 4,5 on dried sample):
    1380 - 1480
  • Absorptivity (A1%/1 cm; λ2; pH 6,2 on dried sample):
    700 - 800
  • Transition range acc. ACS :
    Passes test
  • Loss on drying (110 ºC):
    ≤ 5%

 

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