Page 50 - PPE GUIDELINE

Guidelines on the Use of PPE Against Chemical Hazards

APPENDIX 1: LIST OF CHEMICALS & THEIR IDLH’S CONCENTRATIONS

NIOSH CHEMICAL LISTING AND DOCUMENTATION OF
REVISED IDLH VALUES
(AS OF 3/1/95)

REVISED IDLH
SUBSTANCE
VALUE
Acetaldehyde 2,000 ppm
Acetic acid 50 ppm
Acetic anhydride 200 ppm

Acetone 2,500 ppm [LEL]
Acetonitrile 500 ppm
Acetylene tetrabromide 8 ppm
Acrolein 2 ppm

3
Acrylamide 60 mg/m
Acrylonitrile 85 ppm
3
Aldrin 25 mg/m
Allyl alcohol 20 ppm
Allyl chloride 250 ppm
Allyl glycidyl ether 50 ppm
2 Aminopyridine 5 ppm

Ammonia 300 ppm
3
Ammonium sulfamate 1,500 mg/m
n-Amyl acetate 1,000 ppm

sec-Amyl acetate 1,000 ppm
Aniline 100 ppm
3
o-Anisidine 50 mg/m
3
p-Anisidine 50 mg/m
3
Antimony compounds (as Sb) 50 mg Sb/m
3
ANTU 100 mg/m
3
Arsenic (inorganic compounds, as As) 5 mg As/m
Arsine 3 ppm
3
Azinphosmethyl 10 mg/m
3
Barium (soluble compounds, as Ba) 50 mg Ba/m
Benzene 500 ppm

3
Benzoyl peroxide 1,500 mg/m

Department of Occupational Safety & Health, Ministry of Human Resources, Malaysia ™October 2005 50