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Technical Data Sheet
7715_SF

Methyl violet 2B (C.I. 42535), 25 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.
Danger
H302-H318-H351-H410
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.
Pack.
Basic violet
Empirical formula C24H28N3Cl
Molar mass (M) 393,96 g/mol
Melting point (mp) 137 °C
ADR 9 III
WGK 3
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

€34.95/Pack Qty. 

excl. VAT. | 25 g per Pack Qty.

Art. No. 7715.2

In stock
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from 6 Pack Qty. €33.20/Pack Qty.
from 24 Pack Qty. €31.46/Pack Qty.

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 
Transition range pH 0,15 - 3,2 
Methyl violet 2B (C.I. 42535)
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  1. Subtotal:  0.00
Art. No. Pack Qty. Pack. Price Quantity
7715.1 5 g glass

€19.90

7715.2 25 g glass

€34.95

7715.3 100 g glass

€84.40

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Selected quantity:   0
  1. Subtotal:  0.00

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General information

Indicators and Dyes

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


Certificates of Analysis

You can search for and download your certificate of analysis for the selected product here. Please provide your batch number.
The following analysis certificates have been found:

Type analysis

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