NAME: Silica, Amorphous, Diatomaceous Earth (<1% Crystalline Silica)
SYNONYM(s): (1)TSCA
IMIS: S122
CAS: 61790-53-2
DESCRIPTION:
A soft siliceous solid composed of skeletons of small
prehistoric aquatic plants. Contains primarily silica.
Exposure Limits
RECOMMENDED EXPOSURE LIMIT: 6 mg/m3 TWA
Health Factors
IARC:
Silica - Group 3, not classifiable as to its carcinogenicity to +
humans
(Amorphous Silica)
Monitoring
SLC1:
See Silica, amorphous, Precipitated and Gel
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