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Chemical Sampling Information (CSI)
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General Description

Synonyms: Tetraethylthiuram Disulfide; TETD; Tetraethylthioperoxydicarbonicdiamide

OSHA IMIS Code Number: 2682

Chemical Abstracts Service (CAS) Registry Number: 97-77-8

NIOSH Registry of Toxic Effects of Chemical Substances (RTECS) Identification Number: J01225000; 32331

Chemical Description and Physical Properties:

solid; gray powder, yellow-white crystals
molecular weight: 296.56
melting point: 66.5°C

Exposure Limits

American Conference of Governmental Industrial Hygienists (ACGIH) Threshold Limit Value (TLV): 2 mg/m3 TWA

National Institute for Occupational Safety and Health (NIOSH) Recommended Exposure Limit (REL): 2 mg/m3 TWA

Health Factors

Carcinogenic Classification:

International Agency for Research on Cancer (IARC): Group 3, not classifiable as to its carcinogenicity to humans

Health Effects: Acute Toxicity-Antabuse effects with alcohol (HE4) LD50 (oral, rat) 8600 mg/kg

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Glass Fiber Filter (37 mm)
    maximum volume: 120 Liters
    maximum flow rate: 1.0 L/min
    current analytical method: High Performance Liquid Chromatography; HPLC/UV
    method reference: 2 (OSHA In-House File)
    method classification: Partially Validated
    note: Sample must be analyzed as soon as possible after sampling.

Conditions: 1) Methanol extraction; C18 column; 75% methanol 25% water; 1 mL/min; UV det: 220, 254; Retention time, 8.2 min; DL 10 ng/inj; C/P KJC 9/78 2) Methanol extraction; Nucleosil C18; 80% acetonitrile 20% water; 1 m:/min; UV det: 254, 280; Retention time, 9.3 min; DL 2.4 ng/inj ext. eff. = 100%; C/P DBA

Bulk Method:

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

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