MERCK – Methylene Blue (C.I. 52015)

Specifications
Appearance Dark green powder, eventually with granular and bright parts.
Identity (UV/VIS-Spectrum) passes test
Absorption maximum λmax. (ethanol 50 %) 660 – 665 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %) 2250 – 2750
Loss on drying (110 °C) 10 – 15 %
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MERCK – Methylene Blue (C.I. 52015)

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