METHYL BLUE (FOR MICROSCOPY) (C. I. NO. 42780)

METHYL BLUE (FOR MICROSCOPY) (C. I. NO. 42780)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
M0135600100 For Microscopy 28983-56-4 C37H27N3O9S3Na2 799.81 3204.9000
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Bluish black powder

Odour

Odorless

Solubility in water [% weight]

Soluble in water

Specifications

Appearance:

 Dark blue to dark brown powder or crystals

Loss on dryig (at 110°C):

 Max. 7.0%

Suitability (for microscopy):

 Passes test

Absorption maxima in 0.005M HCI:

 595 - 605 nm

Specific absorptivity in 0.005M HCI:

 675 - 1125

Safety Information and Hazard Symbols

Symbol: GHS07
Signal Word: Warning
Hazardous Statement: H302-H315-H319-H335
Precaution Statement: P261-P305 + P351 + P338
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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