The Registry of Toxic Effects of Chemical Substances

Phosphoric acid, dibutyl ester

RTECS #: TB9605000

CAS #: 107-66-4

UPDATE: November 2004 MW: 210.24 MF: C8H19O4P


NOTE:

TABLE OF CONTENTS:
  1. SYNONYMS:
  2. ACUTE TOXICITY DATA:
  3. REVIEWS:
  4. STANDARDS AND REGULATIONS:
  5. NIOSH DOCUMENTATION AND SURVEILLANCE:
  6. STATUS IN FEDERAL AGENCIES:
  7. REFERENCES:

SYNONYMS:

  1. Dibutyl acid phosphate
  2. Dibutyl hydrogen phosphate
  3. Dibutyl phosphate
  4. Di - n - butyl phosphate
  1. Dibutyl phosphate (ACGIH:OSHA)
  2. DP 4 (coupling agent)
  3. HDBP


SKIN AND EYE IRRITATION DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


MUTATION DATA AND REFERENCES:

SYSTEM TEST ROUTE/
ORGANISM/
TISSUE 		DOSE REFERENCE
N/R N/R N/R N/R


REPRODUCTIVE EFFECTS DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


TUMORIGENIC DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


ACUTE TOXICITY DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
oral
rat 		lethal dose (50 percent kill): 3,200 mg/kg N/R NTIS** OTS0528344


OTHER MULTIPLE DOSE DATA AND REFERENCES:

ROUTE/
ORGANISM 		DOSE
EFFECT

 REFERENCE
N/R
 N/R N/R N/R


REVIEWS:

ORGANIZATION STANDARD
REFERENCE
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value time-weighted average 1 ppm DTLVS* TLV/BEI,2003
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value short term exposure limit 2 ppm DTLVS* TLV/BEI,2003


STANDARDS AND REGULATIONS:

ORGANIZATION STANDARD
REFERENCE
Mine Safety and Health Administration (MSHA) STANDARD - air time-weighted average 1 ppm (5 mg/m3) DTLVS* 3,75,1971
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) 8 hour time-weighted average 1 ppm (5 mg/m3) CFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) 8 hour time-weighted average 1 ppm (5 mg/m3) CFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) 8 hour time-weighted average 1 ppm (5 mg/m3) CFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Federal Contractors) 8 hour time-weighted average 1 ppm (5 mg/m3) CFRGBR 41,50-204.50,1994
Occupational Exposure Limit - AUSTRALIA time-weighted average 1 ppm (5 mg/m3), short term exposure limit 2 ppm, JAN1993
Occupational Exposure Limit - BELGIUM time-weighted average 1 ppm (8.8 mg/m3), short term exposure limit 2 ppm (17 mg/m3), JAN1993
Occupational Exposure Limit - FINLAND time-weighted average 1 ppm (8 mg/m3), short term exposure limit 3 ppm (24 mg/m3), Skin, JAN1999
Occupational Exposure Limit - FRANCE VME 1 ppm (5 mg/m3), JAN1999
Occupational Exposure Limit - NORWAY time-weighted average 1 ppm (5 mg/m3), JAN1999
Occupational Exposure Limit - THE PHILIPPINES time-weighted average 1 ppm (5 mg/m3), JAN1993
Occupational Exposure Limit - SWITZERLAND MAK- week 1 ppm (8.5 mg/m3), JAN1999
Occupational Exposure Limit - THE NETHERLANDS MAC-TGG 5 mg/m3, 2003
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN, KOREA American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value;

short term exposure limit 2 ppm
Occupational Exposure Limit IN NEW ZEALAND, SINGAPORE, VIETNAM American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value
short term exposure limit 2 ppm


NIOSH DOCUMENTATION AND SURVEILLANCE:

ORGANIZATION STANDARD or SURVEY
REFERENCE
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO DIBUTYL PHOSPHATE-air 10 hour time-weighted average 1 ppm;
short term exposure limit 2 ppm 		NIOSH* DHHS #92-100,1992
National Occupational Hazard Survey 1974 National Occupational Hazard Survey 1974: Hazard Code: 23865;
Number of Industries 1;
Total Number of Facilities 13;
Number of Occupations 1;
Total Number of Employees Exposed 13
National Occupational Exposure Survey 1983 National Occupational Exposure Survey 1983: Hazard Code: 23865;
Number of Industries 2;
Total Number of Facilities 76;
Number of Occupations 2;
Total Number of Employees Exposed 1,321


STATUS IN FEDERAL AGENCIES:

ORGANIZATION
REFERENCE
EPA TSCA Section 8(b) CHEMICAL INVENTORY
EPA TSCA Section 8(d) unpublished health/safety studies
EPA TSCA TEST SUBMISSION (TSCATS) DATA BASE, JANUARY 2001
NIOSH Analytical Method, 1994: Dibutyl phosphate, 5017


REFERENCES:

CODEN
REFERENCE
CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402)
DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996
NIOSH* National Institute of Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda.
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information.

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