Kuretake Gansai Tambi Watercolor Pan - Pearl Scarlet Red

Pigment Information

This color contains the following pigments:

-Mica

PR245-Naphthol Red Strong Medium Shade

PY134-Diarylide Yellow 134

Pigment Name

null-Mica

Pigment Type

inorganic

Properties

An off-white pigment with complex reflective effects, mica is often used with transparent pigments to create mixed pigments with interference and pearlescent effects.

Permanence

Mica is permanent and lightfast.

Toxicity

Although it is completely non-toxic and not bioreactive, fine particles may be irritating. This is of concern primarily for those exposed occupationally to dry mica powder. Breathing mica particles may cause lung fibrosis and pneumoconiosis.

History

Mica has been used as a pigment since prehistoric times.

Pigment Name

PR245-Naphthol Red Strong Medium Shade

Pigment Type

Monoazo Synthetic

Chemical Name

CAS 68016-05-7

Chemical Formula

C25H20N4O4

Properties

Semi-opaque pigment.

Permanence

Medium Lightfastness

Pigment Name

PY134-Diarylide Yellow 134

Pigment Type

organic, disazo

History

Pigment PY134 is a member of the diarylide family of yellow pigments. Symuler is the trade name of a company that produced pigments and dyes, now a subsidiary of Dainippon Ink & Chemicals, Inc. of Japan.