Cadmium selenide

Synonyms

Cadmium selenide (CdSe); [ChemIDplus]

Category

Cadmium Compounds, Inorganic

Description

White to brown solid; Turns red in sunlight; [Merck Index] Red or black odorless powder; Insoluble in water; [MSDSonline]

Sources/Uses

Used in photoconductors, semiconductors, photoelectric cells, rectifiers, and phosphors; [Merck Index] Used as red pigment; [Hawley]

Comments

An irritant; Can be absorbed through skin; Danger of cumulative effects; [MSDSonline] See "Cadmium" and the linked diseases. See "Selenium."

Biomedical References

Cd in urine = 5 ug/g creatinine; Cd in blood = 5 ug/L; sampling time not critical; "Monitoring in blood should be preferred during the initial year of exposure and whenever changes in the degree of exposure are suspected." [ACGIH]

Insufficient data

Yes

0.01 mg/m3, as Cd ( 0.002 mg/m3, as Cd, respirable fraction) 0.2 mg/m3, as Se

0.005 mg/m3, as Cd( see 29 CFR 1910.1027) 0.2 mg/m3, as Se

0.02 mg/m3, inhalable fraction, as Se

9 mg/m3, as Cd

Yes

Yes

Diseases

Occupational diseases associated with exposure to this agent:

• Cadmium, chronic toxic effect
• Osteomalacia

Processes

Industrial Processes with risk of exposure:

• Painting (Pigments, Binders, and Biocides)
• Semiconductor Manufacturing