Chemical Sampling Information
	Wood dust
Quick Links General Description Exposure Limits Health Factors Monitoring Search    [use word(s)/phrase] Table of Contents By Name A B C D E F G H I J K L M N O P Q R S T U V W X Y Z By CAS Number General Description Trade Names/Synonyms: Beech; Birch; Mahogany; Maple; Oak; Sapele; Walnut - Hardwoods. Redwood; Teak - Softwoods. Western Red Cedar OSHA IMIS Code Numbers: 9210 - Hardwood; 9211 - Softwood; W102 - Western Red Cedar IMIS Name History: W103 - All soft and hard woods, except Western Red Cedar - was discontinued in 4/1993 NIOSH, Registry of Toxic Effects (RTECS) Identification Number: ZC9850000 NIOSH Pocket Guide to Chemical Hazards, Wood dust: description, physical properties, potentially hazardous incompatibilities, and more Exposure Limits Respirable dust not included for compliance, as per Standard Interpretation between NIOSH and OSHA, April 22, 1993. OSHA Permissible Exposure Limit (PEL) for General Industry: 29 CFR 1910.1000 Z-1 Table -- 15 mg/m3 TWA (Listed under Particulates Not Otherwise Regulated - Total dust) OSHA Permissible Exposure Limit (PEL) for Construction Industry: 29 CFR 1926.55 Appendix A -- 15 mg/m3 TWA (Listed under Particulates Not Otherwise Regulated - Total dust) OSHA Permissible Exposure Limit (PEL) for Maritime: 29 CFR 1915.1000 Table Z-Shipyards -- 15 mg/m3 TWA (Listed under Particulates Not Otherwise Regulated - Total dust) American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): Western red cedar 0.5 mg/m3 TWA*; Sensitizer; Appendix A4 - Not Classifiable as a Human Carcinogen All other species 1 mg/m3TWA*   Carcinogenicity     Oak and beech Appendix A1 - Confirmed Human Carcinogen     Birch, mahogany, teak, walnut Appendix A2 - Suspected Human Carcinogen     All other wood dusts Appendix A4 - Not Classifiable as a Human Carcinogen * Inhalable fraction, see Appendix C, paragraph A National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 1 mg/m3 TWA; Appendix A - NIOSH Potential Occupational Carcinogens Health Factors National Toxicology Program (NTP) carcinogenic classification: Known to be a Human Carcinogen [209 KB, PDF] International Agency for Research on Cancer (IARC) carcinogenic classification: Group 1, Carcinogenic to Humans [38 KB, PDF] Potential symptoms: Irritation eyes; epistaxis (nosebleed); dermatitis; respiratory hypersensitivity; granulomatous pneumonitis; asthma, cough, wheezing, sinusitis; prolonged colds; nasal cancer Health Effects: Nasal cancer (HE1); Respiratory sensitization---Asthma, hypersensitivity pneumonitis (HE9); Irritation- Eye, Nose, Throat, Skin---Marked (HE14) Affected organs: Eyes, skin, respiratory system Note: Minimizing dust levels at work sites will go a long way to decrease damage to employee health. Date Last Revised: 03/18/2008 Literature Basis: No authors listed: Wood Dust. Report on Carcinogens, Eleventh Edition; U.S. Department of Health and Human Services, Public Health Service, National Toxicology Program, 2005. [209 KB, PDF] [No authors listed]: Wood Dust and Formaldehyde. IARC Monogr. Eval. Carcinog. Risks Hum. 62: 35-194, 1995. [38 KB, PDF] Monitoring Methods used by OSHA Laboratory Sampling/Analytical Method: sampling media: tared 37-mm diameter low-ash polyvinyl chloride filter maximum volume: 960 Liters   maximum flow rate: 2 L/min current analytical method: gravimetric method reference: OSHA Analytical Method (OSHA PV2121) method classification: partially validated note: OSHA personnel must obtain tared sampling media from SLTC. DO NOT USE CYCLONE! Respirable dust not included for compliance purposes, as per Standard Interpretation between NIOSH and OSHA - April 22, 1993. All Trademarks are the property of their respective owners. Accessibility Assistance: Contact the OSHA Directorate of Science, Technology and Medicine at 202-693-2300 for assistance accessing PDF materials.