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115944 Methyl green zinc chloride double salt (C.I. 42590)

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Replacement Information

Key Specifications Table

CAS #EC NumberHill FormulaMolar Mass
7114-03-6230-415-4C₂₇H₃₅BrClN₃653.24 g/mol

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      Glass bottle 25 g
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      Catalogue Number115944
      SynonymsEthyl green zinc chloride double salt
      DescriptionMethyl green zinc chloride double salt (C.I. 42590)
      OverviewMethyl green zinc chloride double salt (C.I. 42590) for microscopy Certistain®, is a dry dye that is used for the preparation of a staining solution e.g. for DNA and RNA staining in methyl green-pyronine G staining method in histological sections of human origin.
      As a CERTISTAIN® dye it is chemically quality-certified according to highest standards and strict specifications. As an IVD product and CE registered, it can be used hassle-free in diagnostics and laboratory accreditations. For more details, please see instructions for use (IFU). The IFU can be downloaded from this webpage.
      Product Information
      CAS number7114-03-6
      EC number230-415-4
      Hill FormulaC₂₇H₃₅BrClN₃
      Molar Mass653.24 g/mol
      HS Code3204 13 00
      Structure formula ImageStructure formula Image
      Quality LevelMQ400
      Applicationfor microscopy Certistain®
      Biological Information
      Physicochemical Information
      Melting Point>300 °C
      pH value4.6 (10 g/l, H₂O, 20 °C)
      Bulk density300 kg/m3
      Solubility70 g/l
      Materials Information
      Toxicological Information
      Safety Information according to GHS
      Hazard Pictogram(s) Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Pictogram(s)
      Hazard Statement(s)H314: Causes severe skin burns and eye damage.
      H335: May cause respiratory irritation.
      H351: Suspected of causing cancer.
      H410: Very toxic to aquatic life with long lasting effects.
      Precautionary Statement(s)P260: Do not breathe dust or mist.
      P273: Avoid release to the environment.
      P280: Wear protective gloves/ protective clothing/ eye protection/ face protection/ hearing protection.
      P303 + P361 + P353: IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water.
      P304 + P340 + P310: IF INHALED: Remove person to fresh air and keep comfortable for breathing. Immediately call a POISON CENTER/doctor.
      P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
      Signal WordDanger
      Storage class8A Combustible, corrosive hazardous materials
      WGKWGK 3 highly hazardous to water
      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
      Categories of dangercorrosive, carcinogenic, dangerous for the environment
      Product Usage Statements
      Storage and Shipping Information
      StorageStore at +2°C to +30°C.
      Packaging Information
      Transport Information
      Declaration (railroad and road) ADR, RIDUN 3261 , 8, II
      Declaration (transport by air) IATA-DGRUN 3261 , 8, II
      Declaration (transport by sea) IMDG-CodeUN 3261 , 8, II, Segregation Group: 1 (Acids)
      Supplemental Information
      Dye content (spectrophotometrically)≥ 50 % C₂₇H₃₅BrClN₃
      - Bromide

      passes test
      - chloridepasses test
      - Zincpasses test
      - UV/VIS-Spectrumpasses test
      Absorption maximum λ max (water)630 - 635 nm
      Spec. Absorptivity A 1%/1cm (λmax; 0.005 g/l; water)≥ 810
      Crystal violet≤ 4 %
      TLC-Testpasses test
      Loss on drying (50 ° C/0.05 mm Hg/ 3h)≤ 5 %
      Suitability for microscopypasses test


      Methyl green zinc chloride double salt (C.I. 42590) SDS


      Safety Data Sheet (SDS) 

      Methyl green zinc chloride double salt (C.I. 42590) Certificates of Analysis

      Product Number PackagingSpecificationLot Number
      1159440025 Glass bottlePDF Specification Document

      Instructions for Use

      115944 Methyl green zinc chloride double salt (C.I. 42590) for microscopy Certistain®
      115944 Methylová zeleň chlorid zinečnatý, podvojná sůl (C.I. 42590) pro mikroskopii Certistain®