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Methyl Violet Lake, M Methyl Violet

PV3

Alternate Names

Methyl Violet 2B

Methyl Violet (PTMA)

Pigment Description

An unfortunate violet. M Methyl Violet or Methyl Violet 2B. A pigment with very poor lightfastness (ASTM IV or even ASTM V- very poor) as well as toxicity of B, so use with care. This color is used by Schmincke.

Unfortunately this color is also a listed as a carcinogen- see Monona Rossol's work on pigments for [more information].

Resources

PV3 pigment data from David G. Myers, The Color of Art Pigment Database, Artiscreation.com

General information about this class of pigments from Handprint,

Rossol, Monona. The Artist's Complete Health and Safety Guide. New York, NY : Allworth Press, 2001. The book is rather dated, updated information is available from her website.

Stats

Lightfastness

Very Poor

The 1980s NPIRI reports “appreciable” change for indoor and outdoor exposures for both masstone and tints.

Transparency

Transparent

Toxicity

Hazard, Mutagen, suspected carcinogen

“Mutation data reported for related methyl violet. Listed as carcinogen on basis of structure…,” from Monona Rossol’s work contains more information on hazards associated with various metals such as molybdenum. Treat all pigments and paints with studio safety protocols.

Chemical Name

Triphenylmethane: PTMA salt of Basic Violet 1 dye

with PV3 (Methyl Violet Lake, M Methyl Violet)
No single-pigment Oil found with PV3

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