Carbon dioxide
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May 1994
Immediately Dangerous to Life or Health Concentrations (IDLH)
CAS number: 124–38–9
NIOSH REL: 5,000 ppm (9,000 mg/m3) TWA,
30,000 ppm (54,000 mg/m3) STEL
Current OSHA PEL: 5,000 ppm (9,000 mg/m3) TWA
1989 OSHA PEL: 10,000 ppm (18,000 mg/m3)...