PLATINUM METAL

Chemical Identification
Chemical Identification
CAS # 7440-06-4
Formula

Pt

Synonyms
 

platinum black; platinum metal; platinum sponge

Physical Properties
Physical Properties
Physical description Silvery, whitish-gray, malleable, ductile metal.
Boiling point 6921°F Molecular weight 195.1
Freezing point/melting point 3222°F Vapor pressure 0 mmHg (approx)
Flash point Vapor density
Specific gravity 21.45 Ionization potential
Lower explosive limit (LEL) Upper explosive limit (UEL)
NFPA health rating NFPA fire rating
NFPA reactivity rating 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.) P211
Sampling group
Sampler/Sampling media Pre-assembled cassette with mixed cellulose ester filter (MCEF) 0.8 micron (25 or 37 mm) [MAWP025A0 or MAWP037A0]
Sampling time*
 

240-480 min

Sampling volume (TWA)*
 

480-960 L

Sampling flow rate (TWA)*
 

2 L/min

Sampling volume (STEL/Peak/C)*
 

 

Sampling flow rate (STEL/Peak/C)*
 

 

Analytical method instruments AAS/AES
Method reference OSHA ID-121 (fully validated)
Notes
 

OSHA staff, please contact the SLTC before sampling.

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
 

Wipe with Whatman smear tab. [WHA1450993]

Bulk Method
Bulk Method
 

Available

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
 

 

REL-TWA
 

1 mg/m³

TLV-TWA
 

1 mg/m³ [1979]

PEL-TWA
 

1 mg/m³

PEL-STEL
 

 

REL-STEL
 

 

TLV-STEL
 

 

PEL-STEL
 

 

PEL-C
 

 

REL-C
 

 

TLV-C
 

 

PEL-C
 

 

Skin notation
 

NA

Skin notation
 

N

Skin notation
 

N

Skin notation
 

N

Notes:
 

Not established

Notes:
 

 

Notes:
 

 

Notes:
 

 

Health factors:  See NIH-NLM PubChem. IDLH
Carcinogenic classifications: 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 - Platinum

NIOSH: Pocket Guide to Chemical Hazards - Platinum

Literature References

 
  • ACGIH: Documentation of the Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) - Platinum [7440-06-4] and soluble salts, Metal. See annual publication for most recent information.

Last Updated Date : 01/08/2021