N-NITROSODIPHENYLAMINE
Chemical Identification | |
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CAS # | 86-30-6 |
Formula |
C₁₂H₁₀N₂O |
Synonyms |
NDPA; diphenyl nitrosamine; Redax; Vulcatard; NDFA |
Physical Properties | |||
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Physical description | Yellow to brown or orange powder or flakes or a black solid. | ||
Boiling point | Molecular weight | 198.24 | |
Freezing point/melting point | 151.7°F | Vapor pressure | |
Flash point | Vapor density | ||
Specific gravity | 1.23 | 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.) | N109 | |||||
Sampling group | ||||||
Sampler/Sampling media | Midget fritted glass bubbler (MFGB) containing 15 mL Isopropanol [Infrequently Requested Method - OSHA personnel Contact SLTC before sampling 801-233-4900] | |||||
Sampling time* | 250 min |
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Sampling volume (TWA)* | 250 L |
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Sampling flow rate (TWA)* | 1 L/min |
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Sampling volume (STEL/Peak/C)* |
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Sampling flow rate (STEL/Peak/C)* |
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Analytical method instruments | HPLC | |||||
Method reference | OSHA 23 (fully validated) | |||||
Notes | The samples must be protected from light during and after sampling. Wrap Bubbler with black tape to protect from light. Samples must be either stored in a freezer and shipped frozen or analyzed within 6 days after collection. |
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Special requirements |
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* 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 |
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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 |
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REL-TWA |
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TLV-TWA |
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PEL-TWA |
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PEL-STEL |
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REL-STEL |
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TLV-STEL |
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PEL-STEL |
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PEL-C |
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REL-C |
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TLV-C |
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PEL-C |
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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: IARC-3, EPA-B2 |
Notes:
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AIHA emergency response planning guidelines - ERPG-1/ERPG-2/ERPG-3:
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Additional Resources and Literature References |
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NOAA: CAMEO Chemicals - N-Nitrosodiphenylamine NIOSH: Pocket Guide to Chemical Hazards - N-Nitrosodiphenylamine Literature References
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Last Updated Date : 01/05/2021