New Methylene Blue N, Zinc Chloride Double Salt, 98%, 10g For Research & Development Not for drug, human, animal, or food use
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Certificate of Analysis: Appearance (Color) Dark green Appearance (Form) Crystalline powder Assay (by Dye Content) 98.0% Assay (by Elemental Analysis) [C] 56.4% [N] 10.2% Infrared Spectrum Conforms to structure UV-Visible Spectrum (C = 0.005g/l water) Wavelength 629-635nm >44000, 588-594nm >36000, 284-290nm >2800 242-248nm >16000 Solubility 4mg plus 4ml of water Suitable as an organic staining agent used in cytopathology & histopathology
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