CRYSTAL VIOLET

CRYSTAL VIOLET For Microscopy

C.I.No.42555 Crystal Violet is a component of Gram staining that allows one to recognize the difference between gram-positive and gram-negative bacteria with differential staining.
Basic Violet 3, Gentian Violet, Hexamethylpararosaniline chloride, Methyl Violet 10B

Article No.

03050

Grade

For Microscopy

Purity

88% dye content

CAS No.

548-62-9

Molecular Formula

C₂₅H₃₀CIN₃

Molecular Weight

407.99

H.S. Code

3204.9000

Shelf Life

60 Months

MSDS

Certificate of Analysis (COAs)

Physical Properties

Physical state at 20 °C

Solid

Colour

Dark green powder

Odour

Slight characteristic odor

Melting point/ Freezing point [°C]

173 °C

Solubility in water [% weight]

Soluble in water

Packings

25 g (00025)
100 g (00100)
1000 g (01000)

Specifications

Appearance	Dark green powder
Absorption maxima	589 - 594 nm
Dye content (on dried basis)	Min 88%
Specific absorptivity 1%/1cm (@lambda Max) (on dried basis)	2050 - 2450
Loss on drying	Max 10%
Suitability (for microscopy)	Passes test

Safety Information and Hazard Symbols

Symbol: GHS05, GHS07, GHS08, GHS09
Signal Word: Danger
UN No.: 3077
IMCO Class No.: 9
Packing Group: III
Hazardous Statement: H302-H318-H351-H410
Precaution Statement: P273-P280-P305 + P351 + P338-P501

Revision Date : 10-Aug-2022