Reference Source

Magnesite — workplace exposure limit

What is the cas no. for Magnesite — workplace exposure limit?

For Magnesite, cas no. is 546-93-0, verified against its source on 2026-08-05.

Magnesite | 546-93-0 | - | - | - |

— osha.gov, retrieved 2026-08-05

Substance
Magnesite verified
CAS No.
546-93-0 verified
NIOSH REL, as stated
TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp) per cdc.gov
Sourceosha.gov
Verified
Review by
DatasetUS workplace chemical exposure limits: federal OSHA, Cal/OSHA and NIOSH, side by side

What cdc.gov says

NIOSH REL TWA 10 mg/m3 (total) TWA 5 mg/m3 (resp)

— cdc.gov, retrieved 2026-09-08

Sources

Last verified against source: . Due for re-check by . This page as Markdown · OKF bundle · full dataset as JSON.

What is the OSHA exposure limit for this substance?Find the exposure limit for a substance in workplace air — federal OSHA, California and NIOSH, side by side.

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