General Description
NAME: Bismuth Telluride, Undoped (Total Dust)
SYNONYM(s):
Bi2Te3; Bismuth Telluride, Undoped prior to 9/1/89
IMIS: 0370
CAS: 1304-82-1
DESCRIPTION:
Solid.
Exposure Limits
ACGIH TLV:
10 mg/m3 TWA; Appendix A4 (Not Classifiable as a Human Carcinogen)
NIOSH REL: 10 mg/m3 TWA
Health Factors
HEALTH EFFECTS:
Accumulation in lungs (HE10)
Monitoring
PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):
MEDIA:
Tared Low Ash Polyvinyl Chloride (LAPVC) filter 5 microns
MAX V:
960 Liters MIN V:
480 Liters MAX F:
2.0 L/min
ANL 1:
GravimetricREF 11, 12
SAE:
0.10
CLASS:
Fully Validated
NOTE:
Field method. If the gross weight of the sample yields a concentration below the standard for the air contaminate, do not submitted sample to SLTC for analysis. If the filter is not overloaded, samples may be collected up to an 8-hour period.
ANL A:
Atomic Absorption Spectroscopy; AAS
REF:
2 (OSHA ID-121)
CLASS:
Not Validated
NOTE:
Submit as a separate sample. An elemental analysis for Tellurium or Bismuth is performed and reported as the compound.
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