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Chemical Name: N-(1,3-Dimethylbutyl)-N'-phenyl-p-phenylenediamine
Chemical Identifier: 793-24-8
Case Number: 8EHQ-92-12058

Submission Information:

Submitter name: Monsanto Company
Submission date: 12/2/1992
Was the submission provided under the Compliance Audit Program (CAP)?
- Yes

What type of information was reported?

Chemical testing

What type of effects testing was established?

Ecological toxicity

What is the submission type? ::

Initial submission

Is the submission related to other TSCA § 8(e) documents?

No

What Ecological Toxicity testing was submitted:

ACUTE AQUATIC TOXICITY:
- INVERTEBRATES
  - Study Type: Acute aquatic toxicity
  - Protocol/guideline: MIC Environmental Assessment Method for Conducting Acute Toxicity Tests with Daphnia magna (Grueber and Adams, 1980) and Methods for Acute Toxicity Tests with Fish, Macroinvertebrates, and Amphibians (U.S. EPA, 1975).
  - Was the study
  - Duration of study: 24 hours
  - Number of Organisms per Group: 10/vessel, 30/concentration
  - Test Substance Purity: Not reported
  - Dose/Concentration: 0, 0.25, 0.5, 1.0, 2.0, 4.0 mg/L (nominal)
  - Exposure period: 24 hours
  - Species
  - Route
  - Results based on critical effect: The concentration that killed 50% of the daphnid population (EC50) after 24 hours was 0.51 mg/L.
  - Study Results: LC50 = 0.51 mg/L.
  - Strain: Daphnia magna

EPA Received Date:

12/2/1992:

88920010297_793248_44A43BE7C66360A085256930004CD775.pdf