Order Entry
Sweden
ContactUsLinkComponent
 
Flourescein dinatriumsalt concentrate for examination of subterranean waters (Uranine AP) (C.I. 45350)
 :  Merck
 
undefined
Flourescein dinatriumsalt concentrate for examination of subterranean waters (Uranine AP) (C.I. 45350)
 :  Merck
 

 

  • Identity (UV/VIS-Spectrum):
    passes test
  • Appearance:
    Reddish-brown powder, eventually with granular and bright parts.
  • Absorption maximum λmax. (buffer pH 8.0):
    489 - 491 nm
  • Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; buffer pH 8.0; calc. on dried substance):
    ≥ 1800
  • Loss on drying (110 °C):
    ≤ 7 %