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Chemical Sampling Information (CSI)
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General Description

Synonyms: Aurum paradoxum, Metallum problematum

OSHA IMIS Code Number: 2330

Chemical Abstracts Service (CAS) Registry Number: 13494-80-9

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: WY2625000

NIOSH Pocket Guide to Chemical Hazards, Tellurium: Chemical description, physical properties, potentially hazardous incompatibilities, and more

Chemical Description and Physical Properties:
solid
Incompatibilities: Hazards vary depending upon specific compound

Exposure Limits

OSHA Permissible Exposure Limit (PEL):
General Industry: 0.1 mg/m3
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.1 mg/m3 TWA (except hydrogen telluride)

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.1 mg/m3 TWA

Health Factors

Potential Symptoms: Garlic odor on breath; sweating; dry mouth, metallic taste; + somnolence; anorexia; nausea; no sweating; dermatitis

Health Effects: Acute CNS effects (HE4); Cumulative organ damage (HE3)

Affected Organs: Skin, CNS
Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):
  • sampling media: Mixed Cellulose Ester Filter (MCEF) 0.8 microns
    maximum volume: 960 Liters   
    minimum volume:     480 Liters   
    maximum flow rate:     2.0 L/min
    current analytical method: Atomic Absorption Spectroscopy; AAS
    method reference: 2 (OSHA ID-121)
    sampling and analytical error: 0.09
    method classification: Partially Validated
    current analytical method: Atomic absorption spectroscopy; AAS/GF
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated
    note: If the filter is not overloaded, samples may be collected up to an 8-hour period.
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Page last updated: 01/15/1999