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Zinc stearate

RTECS #
ZH5200000
CAS #
557-05-1
See: NMAM or OSHA Methods
Updated
September 2013
Molecular Weight
632.43
Molecular Formula
C36H70O4·Zn
Synonyms
Coad
Dermarone
Dibasic zinc stearate
Hydense
Hytech
Mathe
Metallac
Metasap 576
Octadecanoic acid, zinc salt
Petrac ZN-41
Stavinor ZN-E
Stearates (ACGIH)
Stearic acid, zinc salt
Synpro stearate
Talculin Z
Zinc distearate
Zinc octadecanoate
Zinc stearate (ACGIH:OSHA)

Acute Toxicity Data and References

Route/OrganismDoseEffectReference
inhalation/mammal (species unspecified) Lethal concentration: >1241 mg/m3/4HGTPZAB 36(4),17,1992
intraperitoneal/mouse lethal dose (50 percent kill): 354 mg/kgGTPZAB 36(4),17,1992
intratracheal/rat lowest published lethal dose: 250 mg/kgLung, Thorax, or Respiration: Chronic pulmonary edema or congestion

Lung, Thorax, or Respiration: Other changes

Blood: Hemorrhage
BJIMAG 15,130,1958
oral/mouse lethal dose (50 percent kill): >10 gm/kgGTPZAB 36(4),17,1992
oral/rat lethal dose (50 percent kill): >10 gm/kgGTPZAB 36(4),17,1992

Reviews

OrganizationStandardReference
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-time-weighted average 10 mg/m3DTLVS* TLV/BEI,2013
American Conference of Governmental Industrial Hygienists (ACGIH)Threshold Limit Value-Not classifiable as a human carcinogenDTLVS* TLV/BEI,2013

Standards and Regulations

OrganizationStandardReference
Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV;
Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV
Occupational Exposure Limit-FINLANDtime-weighted average 10 mg/m3, NOV2011
Occupational Exposure Limit-FRANCEVME 10 mg/m3, FEB2006
Occupational Exposure Limit-GERMANYMAK 0.1 mg(Zn)/m3, inhal, 2011
Occupational Exposure Limit-KOREAtime-weighted average 10 mg/m3, 2006
Occupational Exposure Limit-MEXICOtime-weighted average 10 mg/m3;short term exposure limit 20 mg/m3, 2004
Occupational Exposure Limit-NEW ZEALANDtime-weighted average 10 mg/m3 (inspirable dust), JAN2002
Occupational Exposure Limit-RUSSIAshort term exposure limit 4 mg/m3, JUN2003
Occupational Exposure Limit-SWEDENtime-weighted average 5 mg/m3, JUN2005
Occupational Exposure Limit-SWITZERLANDMAK-week 0.1 mg(Zn)/m3, KZG-week 0.4 mg(Zn)/m3, resp, JAN2011
Occupational Exposure Limit-SWITZERLANDMAK-week 2 mg(Zn)/m3, KZG-week 4 mg(Zn)/m3, inhal, JAN2011
Occupational Exposure Limit-SWITZERLANDMAK-week 3 mg/m3, resp, JAN2011
Occupational Exposure Limit-THE NETHERLANDSMAC-TGG 10 mg/m3, 2003
Occupational Exposure Limit-UNITED KINGDOMtime-weighted average 10 mg/m3;short term exposure limit 20 mg/m3 (inhal. dust), OCT2007
Occupational Exposure Limit-UNITED KINGDOMtime-weighted average 4 mg/m3 (resp. dust), OCT2007
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 15 mg/m3, total dustCFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction)8H time-weighted average 5 mg/m3, respirable fractionCFRGBR 29,1926.55,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 15 mg/m3, total dustCFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry)8H time-weighted average 5 mg/m3, respirable fractionCFRGBR 29,1910.1000,1994
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 15 mg/m3, total dustCFRGBR 29,1915.1000,1993
Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards)8H time-weighted average 5 mg/m3, respirable fractionCFRGBR 29,1915.1000,1993

NIOSH Documentation and Surveillance

OrganizationStandardReference
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO ZINC STEARATE, respirable fraction-air10H time-weighted average 5 mg/m3NIOSH* DHHS #92-100,1992
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO ZINC STEARATE, total dust-air10H time-weighted average 10 mg/m3NIOSH* DHHS #92-100,1992
National Occupational Exposure Survey 1983Hazard Code 77215; Number of Industries 163; Total Number of Facilities 21716; Number of Occupations 110; Total Number of Employees Exposed 382620; Total Number of Female Employees Exposed 136358
National Occupational Hazard Survey 1974Hazard Code 77215; Number of Industries 116; Total Number of Facilities 10040; Number of Occupations 90; Total Number of Employees Exposed 125011

Status in Federal Agencies

OrganizationReference
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
Page last reviewed: November 16, 2018