GENTIAN VIOLET AR/ACS |
Article No. | 52650 | Grade | AR/ACS | |
Synonyms | methyl violet 10B, basic violet 3, Hexamethyl para rosaniline chloride, crystal violet | C.I. No. | 42555+42548 | |
CAS No. | 548-62-9 | Purity | 96.00% | |
Molecular Formula | C25H30ClN3 | Molecular Weight | 407.99 | |
H.S. Code | 3204.9000 | Shelf Life | 60 Months | |
Physical Properties | ||||
Physical state at 20 °C | Solid | Colour | Dark green powder | |
Solubility | Soluble in 200 parts of water, very soluble in 95% alcohol, chloroform and in 30 parts of glycerol, insoluble in solvent ether. | Odour | Odorless | |
Specifications Parameters | ||||
Description | Greenish bronze crystals/powder. | |||
Identification | Passes test | |||
Min. Dye content (By Titanometry, on dried basis) | 96.00% | |||
Absorption maximum (in 50% ethanol) | 580 – 595 nm | |||
Absorption ratio
(A λmax. – 15 nm) (A λmax. + 15 nm) |
0.98 – 1.25 | |||
Absorptivity (A1%/1 cm at λmax, in 50% ethanol) | 2000 – 2500 | |||
TLC test | Passes test | |||
Suitability for microscopy | Passes test | |||
Loss on drying (at 110°C) | Max. 10.0% | |||
Alcohol insoluble substance | Max. 1.0% | |||
Residue on ignition | Max. 1.5% | |||
Arsenic (As) | Max. 0.001% | |||
Lead (Pb) | Max. 0.003% | |||
Zinc (Zn) | Passes test | |||
Sensitivity as indicator | Passes test | |||
Properties | Gentian Violet is a component of Gram’s staining that allows one to recognize the difference between gram-positive and gram-negative bacteria with differential staining. | |||
Note(s): 1] Assay (if applicable) method mentioned.
WARNING Hazard statements: May cause damage to organs through prolonged or repeated exposure. Very toxic to aquatic life with long lasting effects. May be fatal if swallowed and enters airways. Causes severe skin burns and eye damage. May cause respiratory irritation. Precautionary statements Prevention: Avoid breathing dust/fume/gas/mist/ vapours/spray. Wash thoroughly after handling. Do not eat, drink or smoke when using this product. Use only outdoors or in a well-ventilated area. Obtain special instructions before use. Do not handle until all safety precautions have been read and understood. Contaminated work clothing should not be allowed out of the workplace. Avoid release to the environment. Wear protective gloves/protective clothing/ eye protection/face protection. Use personal protective equipment as required. In case of inadequate ventilation wear respiratory protection. Response: IF ON SKIN: Wash with plenty of soap and water. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. IF INHALED: If breathing is difficult, remove to fresh air and keep at rest in a position comfortable for breathing. IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. IF exposed or concerned: Get medical advice/ attention. Call a POISON CENTER or doctor/physician if you feel unwell. Get medical advice/attention if you feel unwell. Rinse mouth. If skin irritation or rash occurs: Get medical advice/attention. If experiencing respiratory symptoms: Call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Collect spillage. |
IMDG Code : 9/III
UN No. : 3077 IATA : 9 |
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Disposal: Dissolve the chemical to be disposed, in water and allow it to run to waste, diluting with large quantities of water. The quantities greater than 10g should be dissolved in water and transferred to heavy metal waste drums for collection by specialist disposal company. | ||||
Hazard Pictogram(s) : — GHS05, GHS07, GHS08, GHS09 | ||||
Manufacturer | Auraiya Laboratory Chemicals Pvt Ltd | Net Packing | 25gm, 100gm |
Country of Origin | India | Website | www.auraiyalabchem.com |
Item model number | 52650 | Order now | sales@auraiyalabchem.com |
Packer | Auraiya Laboratory Chemicals Pvt Ltd | Contact us | +91 879 151 1893 |
Importer | Auraiya Laboratory Chemicals Pvt Ltd | Customer Care | info@auraiyalabchem.com |
Date- 10.11.2024
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