CAMPHOR†

Chemical Identification
Chemical Identification
CAS # 76-22-2
Formula

C₁₀H₁₆O

Synonyms

2-camphonone; gum camphor; laurel camphor; synthetic camphor

Physical Properties
Physical Properties
Physical description Colorless or white crystals with a penetrating, aromatic odor.
Boiling point 399°F Molecular weight 152.3
Freezing point/melting point 345°F Vapor pressure 0.2 mmHg
Flash point 150°F Vapor density
Specific gravity 0.99 Ionization potential 8.76 eV
Lower explosive limit (LEL) 0.6% Upper explosive limit (UEL) 3.5%
NFPA health rating 2 NFPA fire rating 2
NFPA reactivity rating 0 NFPA special instruction
Vapor hazard ratio (VHR)
Historical exceedance percentage
Target organs
Monitoring Methods Used by OSHA
Monitoring Methods Used by OSHA
Analyte code (IMIS no.) 0522
Sampling group
Sampler/Sampling media CSC tube (100/50 mg) [SKC 226-01]
Sampling time*
Sampling volume (TWA)*

1-25 L

Sampling flow rate (TWA)*

0.01-0.2 L/min

Sampling volume (STEL/Peak/C)*
Sampling flow rate (STEL/Peak/C)*
Analytical method instruments GC-FID
Method reference NIOSH 1301 (partially validated)
Notes
Special requirements

* All sampling instructions above are recommended guidelines for OSHA Compliance Safety and Health Officers (CSHOs), please see the corresponding OSHA method reference for complete details.

Wipe Method
Wipe Method
Sampler/Sampling media
Bulk Method
Bulk Method
On-Site Screening Techniques
On-Site Screening Techniques
Device
Model/Type
Sampling information
(see manufacturer instructions)
Exposure Limits
Exposure Limits
OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
NIOSH REL
Up to 10-hour TWA
(ST) STEL
(C) Ceiling
ACGIH TLV©
8-hour TWA
(ST) STEL
(C) Ceiling
CAL/OSHA PEL
8-hour TWA
(ST) STEL
(C) Ceiling
Peak
PEL-TWA

2 mg/m³

REL-TWA

2 mg/m³

TLV-TWA

2 ppm [1990]

PEL-TWA

2 mg/m³

PEL-STEL REL-STEL TLV-STEL

3 ppm [1990]

PEL-STEL
PEL-C REL-C TLV-C PEL-C
Skin notation

N

Skin notation

N

Skin notation

N

Skin notation

N

Notes:

See 29 CFR 1910.1000 Table Z-1.

Notes: Notes: Notes:
Health factors:  See NIH-NLM PubChem. IDLH

200 mg/m³

Carcinogenic classifications: TLV-A4 Notes:
AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
Additional Resources and Literature References
Additional Resources and Literature References

NOAA: CAMEO Chemicals - Camphor

NIOSH: Pocket Guide to Chemical Hazards - Camphor (synthetic)

Literature References

  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Camphor, synthetic. See annual publication for most recent information.
  • Mallinckrodt Baker, Inc.: Material Safety Data Sheet. DL-Camphor.
  • Pohanish, R.P. (editor): Camphor. In, Sittig's Handbook of Toxic and Hazardous Chemicals and Carcinogens, Fourth Ed., Vol. 1. Norwich, NY: Noyes Publications, William Andrew Publishing, 2002, pp. 475-476.
  • Uc, A., Bishop, W.P. and Sanders, K.D.: Camphor hepatotoxicity. South. Med. J. 93(6): 596-598, 2000.

Last Updated Date : 12/18/2020