P-XYLENE-⍺,⍺'-DIAMINE
Chemical Identification | |
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CAS # | 539-48-0 |
Formula |
C₈H₁₂N₂ |
Synonyms |
p-xylylenediamine; methylamine, p-phenylene bis-; p-phenylene-bis-(methylamine); 1,4-bis(aminomethyl)benzene; xylenediamine |
Physical Properties | |||
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Physical description | Colorless liquid with an aromatic odor. | ||
Boiling point | 446°F | Molecular weight | 136.19 |
Freezing point/melting point | 143°F | Vapor pressure | 9 mmHg |
Flash point | 81°F | Vapor density | |
Specific gravity | 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 | ||||||
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Analyte code (IMIS no.) | R221 | |||||
Sampling group | ||||||
Sampler/Sampling media | 2 GFFs (37 mm) coated with sulfuric acid, in 3-piece cassette, separated by the ring section [SKC 225-9004] | |||||
Sampling time* | 15 min |
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Sampling volume (TWA)* | 15 L |
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Sampling flow rate (TWA)* | 1 L/min |
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Sampling volume (STEL/Peak/C)* | ||||||
Sampling flow rate (STEL/Peak/C)* | ||||||
Analytical method instruments | HPLC | |||||
Method reference | OSHA ORG-105 (fully validated) | |||||
Notes | ||||||
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 | |
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Sampler/Sampling media |
Bulk Method |
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On-Site Screening Techniques | ||||||
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Device | ||||||
Model/Type | ||||||
Sampling information (see manufacturer instructions) |
Exposure Limits | |||||||
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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 |
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PEL-TWA | REL-TWA | TLV-TWA | PEL-TWA | ||||
PEL-STEL | REL-STEL | TLV-STEL | PEL-STEL | ||||
PEL-C | REL-C | TLV-C | PEL-C | ||||
Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
Skin notation |
NA |
Notes:
Not established |
Notes:
Not established |
Notes:
Not established |
Notes:
Not established |
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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 |
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NOAA: CAMEO Chemicals - Not listed NIOSH: Pocket Guide to Chemical Hazards - Not listed Literature References |
Last Updated Date : 01/11/2021