NAME: Phosdrin

SYNONYM(s): 2-Carbomethoxy-1-methylvinyl dimethyl phosphate; Mevinphos

IMIS: 2065

CAS: 7786-34-7

NIOSH: RTECS GQ5250000; 27538

DOT: NA2783 Poison

DESCRIPTION:

Colorless or yellow liquid with a weak odor.
MW: 224
BP: 99-103 F at 0.03 mm
MP: -69 F
VP: 0.003 mm

INCOM: Strong oxidizers

OSHA GENERAL INDUSTRY PEL: 0.1 mg/m3 (Skin)

OSHA CONSTRUCTION INDUSTRY PEL: 0.1 mg/m3 TWA (Skin)

ACGIH TLV: 0.09 mg/m3 TWA; 0.03 ppm, 0.27 mg/m3 STEL (Skin); (TLV listed under Mevinphos)

NIOSH REL: 0.01 ppm TWA, 0.03 ppm STEL (Skin)

SYMPTOM(s): Miosis; rhinorrhea; headaches; tight chest, wheezing, laryngeal + spasms; salivation; cyanosis; anorexia; nausea, vomiting, abdominal cramps, diarrhea; paralysis, ataxia; convulsions; low blood pressure, cardiac irregularities; skin, eye irritation

HEALTH EFFECTS: Cholinesterase inhibition (HE6); LD50 (oral, rat) 3.7-6.1 mg/kg

ORGAN: Respiratory system, CNS, CVS, skin, blood cholinesterase

PRIMARY SAMPLING/ANALYTICAL METHOD (SLC1):

MEDIA: OSHA Versatile Sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg sections, 20/60 mesh) with Glass Fiber Filter enclosed
ANL SOLVENT: Toluene
MAX V: 480 Liters   MAX F: 1.0 L/min (TWA)
MAX V: 15 Liters   MAX F: 1.0 L/min (STEL)
ANL 1: Gas Chromatography; GC/FPD
REF: 2 (OSHA In-House File)
CLASS: Partially Validated
NOTE: OSHA personnel may obtain sampling tubes from SLTC.

WIPE:

Yes, with Glass Fiber Filter

BULK METHOD:

Limit the amount of bulk submitted to one gram or one mL.