Methylene Blue 25 Gr (Metilen Mavisi) CAS: 7732-18-5, 61-73-4

Methylene Blue 25 Gr (Metilen Mavisi) CAS: 7732-18-5, 61-73-4

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Redoks İndikatörleri
Marka
Merck
Stok Kodu
115943.0025
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Methylene Blue 25 Gr (Metilen Mavisi) CAS: 7732-18-5, 61-73-4
 
CAS #: 61-73-4 EC Number: 200-515-2 Molar Mass: 319.86 g/mol (anhydrous) Chemical Formula: C₁₆H₁₈ClN₃S * x H₂O (x=2-3) Hill Formula: C₁₆H₁₈ClN₃S * x H₂O
 
Description
Catalogue Number 115943
Synonyms Methylthioninium chloride, 3,7-Bis(dimethylamino)phenothiazinium chloride, Tetramethylthionine chloride
Description METHYLENE BLUE (C.I. 52015) FOR MICROSCO
Overview Methylene blue (C.I. 52015) is a Certistain® dye that is used in bacteriology for an overview stain and as counterstaining for Ziehl-Neelsen method in sample material of human origin. Bacteria appear blue. The dye has a further important application in hematology: Methylene blue and eosin are the main components of many staining solutions and dye mixtures. Certistain® is the product group for seleceted high quality dyes that fulfill all quality requirements of IVD and CE registration.
Product Information
CAS number 7732-18-5, 61-73-4
EC number 200-515-2
Hill Formula C₁₆H₁₈ClN₃S * x H₂O
Chemical formula C₁₆H₁₈ClN₃S * x H₂O (x=2-3)
Molar Mass 319.86 g/mol (anhydrous)
HS Code 3212 90 00
Structure formula Image Structure formula Image
Quality Level
Applications
Application Certistain® dry dye used as an overview stain and as a counterstain
Physicochemical Information
Melting Point 180 °C (decomposition)
pH value 3 (10 g/l, H₂O, 20 °C)
Bulk density 400 - 600 kg/m3
Solubility 50 g/l
Toxicological Information
LD 50 oral LD50 Rat 1180 mg/kg
Safety Information according to GHS
Hazard Pictogram(s) Hazard Pictogram(s)
Hazard Statement(s) H302: Harmful if swallowed.
Precautionary Statement(s) P264: Wash skin thoroughly after handling.
P270: Do not eat, drink or smoke when using this product.
P301 + P312: IF SWALLOWED: Call a POISON CENTER/doctor if you feel unwell.
P501: Dispose of contents/ container to an approved waste disposal plant.
Signal Word Warning
Storage class 10 - 13 Other liquids and solids
WGK WGK 2 obviously hazardous to water
Disposal 3
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 danger harmful
Storage and Shipping Information
Storage Store at +2°C to +30°C.
Specifications
Dye content (spectrophotometrically) ≥ 82 %
Identity
- Chloride
passes test
- UV/VIS-Spectrum passes test
Absorption maximum λ max (ethanol 50 %) 660 - 665 nm
Spec. Absorptivity A 1%/1cm (λmax; 0.003 g/l; ethanol 50 %) 2250 - 2750
TLC-Test passes test
Loss on drying (110 °C) 10 - 15 %
Suitability for microscopy passes test
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Taksit Seçenekleri
Methylene Blue 25 Gr (Metilen Mavisi) CAS: 7732-18-5, 61-73-4 Merck Kimyasallar, Analitik Kimyasallar, Laboratuvar Kimyasalları, İthal Kimyasallar çeşitleri ve daha birçok laboratuvar malzemesi için Tıkla 115943.0025
Methylene Blue 25 Gr (Metilen Mavisi) CAS: 7732-18-5, 61-73-4

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