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Cadmium fume (as Cd)

General Description

  • Synonyms: Cadmium Oxide
  • OSHA IMIS Code Number: 0491
  • Chemical Abstracts Service (CAS) Registry Number(s): 7440-43-9 (cadmium); 1306-19-0 (cadmium oxide)
  • NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: EV1930000
  • Department of Transportation Regulation Number (49 CFR 172.101) and Emergency Response Guidebook: 2570 154
  • NIOSH Pocket Guide to Chemical Hazards, Cadmium fume (as Cd): chemical description, physical properties, potentially hazardous incompatibilities, and more
  • Chemical Description and Physical Properties:
    • finely-divided solid particles dispersed in air

Exposure Limits

  • OSHA Permissible Exposure Limit (PEL):
    • General Industry: See 29 CFR 1910.1027, 1926.63 (FR 57; Sep 14, 1992) or IMIS C141. This code is for the exposure limits for any operations or sectors where the exposure limits in 1910.1027 or 1926.63 are stayed or otherwise not in effect.
      • TABLE Z-2
      • 0.1 mg/m3 TWA
      • 0.3 mg/m3 CEILING
    • Construction Industry: Cadmium Oxide fume, as Cd 0.1 mg/m3 (Ceiling)

Health Factors

  • Carcinogenic Classification:
  • Potential Symptoms: Pulmonary edema; dyspnea, coughing, tight chest, substernal pain; headaches; chills, muscle aches; nausea, vomiting, diarrhea; + emphysema; proteinuria; anosmia; mild anemia; (carcinogenic)
  • Health Effects: Cumulative kidney and lung damage (HE3) Cumulative lung damage (HE10)
  • Affected Organs: Respiratory system, kidneys, blood

Monitoring Methods used by OSHA

Laboratory Sampling/Analytical Method
  • Mixed Cellulose Ester Filter (MCEF) 0.8 microns
  • maximum volume: 960 Liters
  • minimum volume: 480 Liters
  • maximum flow rate: 2.0 L/min (TWA)
  • maximum volume: 30 Liters
  • minimum time: 15 Minutes
  • maximum flow rate: 2.0 L/min (Ceiling)
  • current analytical method: Atomic Absorption Spectroscopy; AAS
  • method reference: OSHA Analytical Method (OSHA ID-121)
  • sampling and analytical error: 0.11
  • method classification: Fully Validated
  • alternate analytical method: Inductively Coupled Argon Plasma; ICP/DCP-AES
  • method reference: OSHA Analytical Methods (OSHA ID-125G & ID-206)
  • sampling and analytical error: 0.11
  • method classification: Fully Validated
  • note: If the filter is not overloaded, samples may be collected up to an 8-hour period when determining a PEL concentration. Analytical method does not distinguish between dust and fume.

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