DIMETHOATE
| CAS # | 60-51-5 |
|---|---|
| Formula |
C₅H₁₂NO₃PS₂ |
| Synonyms |
phosphorodithioic acid, O,O-dimethyl S-[2-(methylamino) -2-oxoethyl]ester; Cygon; Fostion mm; Perfekthion; Rogor; Roxion; Fosfamid; O,O-dimethyl S-(N-methylcarbamoylmethyl) phosphorodithioate |
| Physical description | A white crystalline solid, with a camphor-like odor, white to grayish crystals for technical product. | ||
|---|---|---|---|
| Boiling point | 243°F at 0.1 mmHg | Molecular weight | 229.28 |
| Freezing point/melting point | 125°F | Vapor pressure | 8.5x10-6 mmHg |
| Flash point | 124°F | Vapor density | |
| Specific gravity | 1.277 at 149°F | 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 | |||
| Analyte code (IMIS no.) | D617 |
|---|---|
| Sampling group | |
| Sampler/Sampling media | OSHA versatile sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg) with GFF enclosed [SKC 226-30-16] |
| Sampling time* | 480 min |
| Sampling volume (TWA)* | 480 L |
| Sampling flow rate (TWA)* | 1 L/min |
| Sampling volume (STEL/Peak/C)* | |
| Sampling flow rate (STEL/Peak/C)* | |
| Analytical method instruments | GC-FPD |
| Method reference | OSHA PV2113 (partially 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 Sampler/Sampling media | |
|---|---|
| Bulk Method |
| Device | |||||
|---|---|---|---|---|---|
| Model/Type | |||||
|
Sampling information (see manufacturer instructions) |
|
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 |
|||||
|---|---|---|---|---|---|---|---|
| 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 |
||||
| 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
|
NOAA: CAMEO Chemicals - Dimethoate NIOSH: Pocket Guide to Chemical Hazards - Dimethoate Literature References |
Last Updated Date : 12/28/2020