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Chemical Sampling Information (CSI)
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General Description

Synonyms: Mixture of Disodium Cyanodithiocarbamate and Potassium N-Methyldithiocarbamate

OSHA IMIS Code Number: W106

Chemical Abstracts Service (CAS) Registry Number: 137-41-7

Chemical Description and Physical Properties:

pesticide; aqueous solution containing active ingredients: disodium cyanodithioimidocarbonate 3.68%, potassium N-methyldithiocarbamate 5.07%, and inert ingredients 91.25%. Wemcide CW 104 manufactured by Environmental Management; precursor concentrate produced by Buckman Laboratory

Health Factors

Health Effects: Causes eye damage + skin irritation. Harmful or fatal if swallowed. Toxic to fish; do not discharge into lakes or streams.

Monitoring Methods used by OSHA

Primary Laboratory Sampling/Analytical Method (SLC1):

  • sampling media: Glass Fiber Filter (37 mm)
    maximum volume: 720 Liters
    maximum flow rate: 2 L/min
    current analytical method: Colorimetric
    method reference: 2 (OSHA In-House File)
    method classification: Not Validated

Conditions: D.L. = 100 ug active ingredients per sample; YC UV = 400 nm

Bulk Method:

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

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