Difference between revisions of "Calcium chromate"

Latest revision as of 13:04, 18 May 2022

Description

A pale yellow pigment often used as an extender for Chrome yellow. Calcium chromate was first produced in the late 19th century. It has good light and heat stability. Calcium chromate is used in anticorrosive paints.

Synonyms and Related Terms

Pigment Yellow 33; CI 77223 ; Gelbin; Steinbühler Gelb (Deut.); Calciumchromat (Deut.); chromate de calcium (Fr.); cromato de calcio (Esp.); chromiko asbestio (Gr.); cromato di calcio (It.); calciumchromaat (Ned.); cromato de cálcio (Port.); yellow ultramarine; calcium chrome yellow

Risks

Human carcinogen.
Skin contact may cause allergies.
Acute ingestion may cause fatal chromium poisoning.
Chronic inhalation may cause lung cancer and respiratory irritation
ThermoFisher: SDS

Physical and Chemical Properties

Soluble in dilute acids. Slightly soluble in water. Insoluble in alcohols.

Composition	CaCrO4; CaCrO4-H2O
CAS	13765-19-0
Density	2.89 g/ml
Molecular Weight	mol. wt. = 156.07

Resources and Citations

H. Kuhn, M.Curran, "Chrome Yellow and Other Chromate Pigments", Artists Pigments, Volume 1, R. Feller (ed.), Cambridge University Press: Cambridge, 1986.

Richard S. Lewis, Hawley's Condensed Chemical Dictionary, Van Nostrand Reinhold, New York, 10th ed., 1993

The Merck Index, Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983

Art and Architecture Thesaurus Online, https://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000

@@ Line 7: / Line 7: @@
 Pigment Yellow 33; CI 77223 ; Gelbin; Steinbühler Gelb (Deut.); Calciumchromat (Deut.); chromate de calcium (Fr.); cromato de calcio (Esp.); chromiko asbestio (Gr.); cromato di calcio (It.); calciumchromaat (Ned.); cromato de cálcio (Port.); yellow ultramarine; calcium chrome yellow
-== Other Properties ==
+==Risks==
+* Human carcinogen.
+* Skin contact may cause allergies.
+* Acute ingestion may cause fatal chromium poisoning.
+* Chronic inhalation may cause lung cancer and respiratory irritation
+* ThermoFisher: [https://www.fishersci.com/store/msds?partNumber=AA4333314&productDescription=CALCIUM+CHROMATE%2C+99.9%25+25G&vendorId=VN00024248&countryCode=US&language=en SDS]
+==Physical and Chemical Properties==
 Soluble in dilute acids. Slightly soluble in water. Insoluble in alcohols.
@@ Line 20: / Line 28: @@
 |-
 ! scope="row"| Density
-| 2.89
+| 2.89 g/ml
 |-
 ! scope="row"| Molecular Weight
@@ Line 26: / Line 34: @@
 |}
-== Hazards and Safety ==
+==Resources and Citations==
-Human carcinogen. Skin contact may cause allergies. Acute ingestion may cause fatal chromium poisoning. Chronic inhalation may cause lung cancer and respiratory irritation
-== Additional Information ==
-H. Kuhn, M.Curran, "Chrome Yellow and Other Chromate Pigments", ''Artists Pigments'', Volume 1, R. Feller (ed.), Cambridge University Press: Cambridge, 1986.
-== Sources Checked for Data in Record ==
-* ''Artists' Pigments: A Handbook of their History and Characteristics'', R.L.Feller, ed., Cambridge University Press, London, Vol. 1, 1986
+* H. Kuhn, M.Curran, "Chrome Yellow and Other Chromate Pigments", ''Artists Pigments'', Volume 1, R. Feller (ed.), Cambridge University Press: Cambridge, 1986.
 * Richard S. Lewis, ''Hawley's Condensed Chemical Dictionary'', Van Nostrand Reinhold, New York, 10th ed., 1993
@@ Line 42: / Line 42: @@
 * ''The Merck Index'', Martha Windholz (ed.), Merck Research Labs, Rahway NJ, 10th edition, 1983
-* Art and Architecture Thesaurus Online, http://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000
+* Art and Architecture Thesaurus Online, https://www.getty.edu/research/tools/vocabulary/aat/, J. Paul Getty Trust, Los Angeles, 2000
 [[Category:Materials database]]