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Methyl violet 2B (C.I. 42535), 5 g

for microscopy
Examples of effect: Damage metals and burn body tissues; may cause serious eye damage. Safety: Avoid contact; wear safety spectacles and gloves. In the event of contact with eyes and skin, rinse with water.
Examples of effect: Lead to damage to heath, cause irritation to eyes, skin or respiratory organs. Are fatal in larger quantities. Safety: As previously stated, in the event of skin irritation or contact with eyes, rinse with water or a suitable medium.
Examples of effect: Have an allergenic effect, carcinogenic, mutagenic, toxic to reproduction and cause developmental toxicity (reprotoxic) or damage to organs Safety: You must be well-informed before starting work with these substances; wear protective clothing and gloves, eye protection and mask or breathing protection.
Examples of effect: Are harmful to aquatic organisms, toxic or highly toxic, acute or with long-term effects. Safety: To be disposed of as hazardous waste only, do not allow into the environment under any circumstances.
i harmful if swallowed, causes serious eye damage, suspected of causing cancer, very toxic to aquatic life with long lasting effects
P270 P273 P280 P305+P351+P338 P310
i do not eat, drink or smoke when using this product, avoid release to the environment, wear protective gloves/eye protection, IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing, immediately call a POISON CENTER/doctor
Pack Qty.
Basic violet
Empirical formula C24H28N3Cl
Molar mass (M) 393,96 g/mol
Melting point (mp) 137 °C
CAS No. [8004-87-3]
UN-Nr. 3077

Dissolve 0.1 g in 100 ml of water or ethanol (96 %)

Water-soluble dye (30 g/l), closely related to crystal violet, used e.g. for fibrin staining acc. to Weigert.
Product details

€15.60/Pack Qty. 

excl. VAT. | 5 g per Pack Qty.

Art. No. 7715.1

Available at short notice
from 6 Pack Qty. €14.82/Pack Qty.
from 24 Pack Qty. €14.04/Pack Qty.
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Product details

Methyl violet 2B (C.I. 42535) for microscopy

Water-soluble dye (30 g/l), closely related to crystal violet, used e.g. for fibrin staining acc. to Weigert.

Technical Information
Colour conversion yellow - violet 
Handling area pH 0,15 - 3,2 
Methyl violet 2B (C.I. 42535)
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Order No. Pack Qty. Pack. Price Quantity
7715.1 5 g glass €15.60
7715.2 25 g glass €27.45
7715.3 100 g glass €53.25
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Downloads / MSDS

General information

Indicators and Dyes

Carl ROTH offers many indicators and dyes of high purity, which can be used in special applications.

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The following analysis certificates have been found:

Type analysis

Appearancegreen cryst. powder
Loss on drying≤10,0 %

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