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
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	3204 13 00
Structure formula Image

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 Statement(s)	H302: Harmful if swallowed.
Signal Word	Warning
Storage class	10 - 13 Other liquids and solids
WGK	WGK 2 water endangering
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
Hazard Symbols	Harmful
Categories of danger	harmful
R Phrase	R 22 Harmful if swallowed.

Storage and Shipping Information
Storage	Store at +5°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

Taksit Seçenekleri

Önerileriniz

Bu ürünün fiyat bilgisi, resim, ürün açıklamalarında ve diğer konularda yetersiz gördüğünüz noktaları öneri formunu kullanarak tarafımıza iletebilirsiniz.
Görüş ve önerileriniz için teşekkür ederiz.

Ürün resmi kalitesiz, bozuk veya görüntülenemiyor.

Ürün açıklamasında eksik bilgiler bulunuyor.

Ürün bilgilerinde hatalar bulunuyor.

Ürün fiyatı diğer sitelerden daha pahalı.

Bu ürüne benzer farklı alternatifler olmalı.

MERCK 115943 Methylene blue (C.I.52015) for microscopy Certistain

Tavsiye Et