Registry of Toxic Effects of Chemical Substances (RTECS)
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Silicic acid, calcium salt
RTECS #
VV9150000CAS #
1344-95-2; 59787-14-3Updated
September 201Molecular Weight
N/RMolecular Formula
N/RSynonyms
Calcium hydrosilicateCalcium monosilicate
Calcium polysilicate
Calcium silicate (OSHA)
Calcium silicate (synthetic)
Calcium silicate, synthetic nonfibrous (ACGIH)
Calflo E
Calsil
CS lafarge
Florite R
Marimet 45
Microcal 160
Microcal ET
Micro-cel
Micro-cel A
Micro-cel B
Micro-cel C
Micro-cel E
Micro-cel T
Micro-cel T26
Micro-cel T38
Micro-cel T41
Promaxon P60
Silene EF
Silmos T
Solex
Stabinex NW 7PS
Starlex L
SW 400
Toyofine A
Reviews
| Organization | Standard | Reference |
|---|---|---|
| American Conference of Governmental Industrial Hygienists (ACGIH) | Threshold Limit Value-time-weighted average 10 mg/m3 | DTLVS* TLV/BEI,2013 |
| American Conference of Governmental Industrial Hygienists (ACGIH) | Threshold Limit Value-Not classifiable as a human carcinogen | DTLVS* TLV/BEI,2013 |
| TOXICOLOGY REVIEW | IJTOFN 22,37,2003 |
Standards and Regulations
| Organization | Standard | Reference |
|---|---|---|
| Occupational Exposure Limit IN ARGENTINA, BULGARIA, COLOMBIA, JORDAN check ACGIH TLV; | ||
| Occupational Exposure Limit IN SINGAPORE, VIETNAM check ACGIH TLV | ||
| Occupational Exposure Limit-BELGIUM | time-weighted average 10 mg/m3, MAR2002 | |
| Occupational Exposure Limit-KOREA | time-weighted average 10 mg/m3, 2006 | |
| Occupational Exposure Limit-MEXICO | time-weighted average 10 mg/m3 (inhalable), 2004 | |
| Occupational Exposure Limit-NEW ZEALAND | time-weighted average 10 mg/m3 (inspirable dust), JAN2002 | |
| Occupational Exposure Limit-PERU | time-weighted average 10 mg/m3, JUL2005 | |
| Occupational Exposure Limit-SWITZERLAND | MAK-week 3 mg/m3, resp, JAN2011 | |
| Occupational Exposure Limit-UNITED KINGDOM | time-weighted average 10 mg/m3 (inhal. dust), OCT2007 | |
| Occupational Exposure Limit-UNITED KINGDOM | time-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 dust | CFRGBR 29,1926.55,1994 |
| Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Construction) | 8H time-weighted average 5 mg/m3, respirable fraction | CFRGBR 29,1926.55,1994 |
| Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) | 8H time-weighted average 15 mg/m3, total dust | CFRGBR 29,1910.1000,1994 |
| Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (General Industry) | 8H time-weighted average 5 mg/m3, respirable fraction | CFRGBR 29,1910.1000,1994 |
| Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) | 8H time-weighted average 15 mg/m3, total dust | CFRGBR 29,1915.1000,1993 |
| Occupational Safety and Health Administration (OSHA) Permissible Exposure Limit (Shipyards) | 8H time-weighted average 5 mg/m3, respirable fraction | CFRGBR 29,1915.1000,1993 |
NIOSH Documentation and Surveillance
| Organization | Standard | Reference |
|---|---|---|
| National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO CALCIUM SILICATE, respirable fraction-air | time-weighted average 5 mg/m3 | NIOSH* DHHS #95-121,1995 |
| National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Level TO CALCIUM SILICATE, total dust-air | 10H time-weighted average 10 mg/m3 | NIOSH* DHHS #95-121,1995 |
| National Occupational Exposure Survey 1983 | Hazard Code X1322; Number of Industries 83; Total Number of Facilities 6757; Number of Occupations 65; Total Number of Employees Exposed 103864; Total Number of Female Employees Exposed 16592 |
- Page last reviewed:March 7, 2014
- Page last updated:February 6, 2017
- Content source:
- National Institute for Occupational Safety and Health (NIOSH) Education and Information Division