Agent Name

Calcium tungstate(VI)

CAS Number

7790-75-2

Formula

Ca.O4-W

Major Category

Metals

Synonyms

Calcium tungstate; Calcium tungsten oxide (CaWO4); Calcium wolframate, of a kind used as a luminophore; Tungstate (WO42-), calcium (1:1), (beta-4)-; Tungstic acid (H2WO4) calcium salt (1:1); [ChemIDplus]

Category

Metals, Inorganic Compounds

Description

Solid; Practically insoluble in water; [Merck Index] Crystals; Insoluble in water; [Acros Organics MSDS]

Sources/Uses

Found as the mineral scheelite; Used for preparing screens (x-rays and photographs) and in luminous paints and scintillation counters; [Merck Index]

Comments

May cause irritation; [Acros Organics MSDS]

Exposure Assessment
TLV (ACGIH)

3 mg/m3, as W, respirable particulate matter

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Processes

Industrial Processes with risk of exposure: