Synonyms: Phosphorodithioic acid S,S'-methylene o,o,o',o'-tetraethyl ester Nialate; Diethion; ENT 24105; Ethanox; Ethiol; FMC 1240; Hylemox; Niagra 1240; Rhodiacide; Rhodocide; RP-Thion
OSHA IMIS Code Number: 2750
Chemical Abstracts Service (CAS) Registry Number: 563-12-2
NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: TE4550000; 59216
Chemical Description and Physical Properties:
liquid
vapor pressure: 1.5 x 10-6 mm
melting point: -12 to -13°F
American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 0.4 mg/m3 TWA (Skin)
National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 0.4 mg/m3 TWA (Skin)
Health Effects: Cholinesterase inhibition (HE6); LD50 (oral,rat) 27-65 mg/kg
Primary Laboratory Sampling/Analytical Method (SLC1):
- sampling media: OSHA Versatile Sampler (OVS-2) - 13 mm XAD-2 tube (270/140 mg sections, 20/60 mesh) with Glass Fiber Filter enclosed
analytical solvent: Toluene
maximum volume: 480 Liters
maximum flow rate: 1.0 L/min
current analytical method: Gas Chromatography; GC/FPD
method reference: 2 (OSHA In-House File)
method classification: Partially Validated
note: OSHA personnel may obtain sampling tubes from the Salt Lake Technical Center.
Conditions: Toluene extraction; (45 m x 0.2 mm i.d.) SE-54, 0.25 um film; Oven 220-260 deg. C at 15 deg/min; Inj. 250 deg. C; Det. 250 deg. C; DL 0.48 ug/sample; C/P KM
Wipe Sampling Method:
- sampling media: Glass Fiber Filter
Bulk Method:
- Limit the amount of bulk submitted to one gram or one mL.
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