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159270 | Methylene blue (C.I. 52015)

159270
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      Overview

      Replacement Information

      Key Spec Table

      EC NumberHill FormulaChemical FormulaMolar MassGrade Value
      200-515-2C₁₆H₁₈ClN₃S * x H₂OC₁₆H₁₈ClN₃S * x H₂O (x=2-3)319.86 g/mol (anhydrous)Reag. Ph Eur

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      1592700010
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          Glass bottle 10 g
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          1592700100
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              Glass bottle 100 g
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              Description
              Catalogue Number159270
              SynonymsMethylthioninium chloride, 3,7-Bis(dimethylamino)phenothiazinium chloride, Tetramethylthionine chloride
              References
              Product Information
              EC number200-515-2
              GradeReag. Ph Eur
              Hill FormulaC₁₆H₁₈ClN₃S * x H₂O
              Chemical formulaC₁₆H₁₈ClN₃S * x H₂O (x=2-3)
              Molar Mass319.86 g/mol (anhydrous)
              HS Code3204 13 00
              Structure formula Image
              Applications
              Biological Information
              Physicochemical Information
              Melting Point180 °C (decomposition)
              pH value3 (10 g/l, H₂O, 20 °C)
              Bulk density400 - 600 kg/m3
              Solubility50 g/l
              Dimensions
              Materials Information
              Toxicological Information
              LD 50 oralLD50 Rat 1180 mg/kg
              Safety Information according to GHS
              Hazard Pictogram(s)
              Hazard Statement(s)H302: Harmful if swallowed.
              Storage class10 - 13 Other liquids and solids
              WGKWGK 2 water endangering
              Disposal3
              Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C.
              Safety Information
              Hazard Symbols Harmful
              Categories of dangerharmful
              R PhraseR 22
              Harmful if swallowed.
              Product Usage Statements
              Storage and Shipping Information
              StorageStorage temperature: no restrictions.
              Packaging Information
              Transport Information
              Supplemental Information
              Specifications
              AppearanceDark 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 %