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METHYL VIOLET For Microscopy

C.I.No.42535 It is used for staining of the internal limiting membrane of the eye.
Gentian Violet B, Methyl violet 2B

COAs

Packings

1PB1200060
1PB1200100
Print friendly version
Article No. 04685 Grade For Microscopy
Purity CAS No. 8004-87-3
Molecular Formula C24H28ClN3 Molecular Weight 393.95
H.S. Code 3204.1341 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Solid Colour Dark green crystalline
Melting point/ Freezing point [°C] 137 °C Solubility in water [% weight] Soluble in water

Specifications

Appearance Green to very dark green crystals or crystalline powder Absorption maxima in 50% ethanol 579 – 589 nm
Absorptivity (A 1%/1cm; at λmax) Min. 1500 Absorption Ratio P-15/P+15 1.060 - 1.190
Loss on drying (at 110°C) Max. 10%

Safety Information and Hazard Symbols

Exclamation Mark Environment
Symbol: GHS07, GHS09
 Signal Word: Warning
 UN No.: 3077
 IMCO Class No.: 9
 Packing Group: III
 Hazardous Statement: H302-H400
 Precaution Statement: P273
Revision Date: 08-Apr-2025

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