CRYSTAL VIOLET AR (FOR MICROSCOPY) (C. I. NO. 42555)

CRYSTAL VIOLET AR (FOR MICROSCOPY) (C. I. NO. 42555) CRYSTAL VIOLET AR (FOR MICROSCOPY) (C. I. NO. 42555)
Article No. Grade Purity Cas no. Molecular Formula Molecular Weight H.S. Code Shelf Life
C0079900100 AR 96% 548-62-9 C25H30CIN3 407.99 3204.9000
60 Months

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

Specifications

Appearance:

 Dark green powder

Arsenic (As):

 Max 0.001%

Lead (Pb):

 Max 0.003%

Water (H2O):

 Max 7.5%

Assay:

 96 – 100.5%

Identifications:

 To pass A, B & C tests

Residue on ignition:

 Max 1.5%

Zinc (Zn):

 Passes test

Chromatographic purity (by HPLC):

 Passes test

Alcohol insoluble matter:

 Max 1%

Sensitivity as an indicator:

 Passes test

UV absorbance Ratio:

 0.98 - 1.90

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
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Globally Harmonized System of classification and Labelling of Chemicals (GHS)

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