THIONIN (FOR MICROSCOPY) (C. I. NO. 52000) (LAUTH’S VIOLET)

THIONIN (FOR MICROSCOPY) (C. I. NO. 52000) (LAUTH’S VIOLET)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
T0204400025 For Microscopy 78338-22-4 C14H13N3O2S 287.34 3204.9000
60 Months

Physical Properties

Physical state at 20 °C

Solid

Colour

Black-green powder

Odour

Stench odour

pH value

~ 6.8

Solubility in water [% weight]

Slightly soluble in water

Specifications

Appearance:

 Black-green powder

Loss on drying (at 105°C) :

 Max 10%

Dye content:

 Min 85%

Absorption maxima in water:

 597 - 601 nm
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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