{
  "source": "epa_ppls",
  "source_key": "5905-380",
  "epa_reg_no": "5905-380",
  "product_name": "THOR BRAND MALEIC HYDRAZIDE",
  "product_class": null,
  "registrant": "HELENA AGRI-ENTERPRISES, LLC, D/B/A HELENA CHEMICAL COMP",
  "active_ingredients": [
    {
      "name": "1,2-Dihydro-3,6-pyridazinedione, diethanolamine salt",
      "cas": "5716-15-4",
      "percent": 58,
      "pc_code": "051502"
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  "signal_word": "Caution",
  "label": {
    "url": "https://www3.epa.gov/pesticides/chem_search/ppls/005905-00380-19670710.pdf",
    "filename": "005905-00380-19670710.pdf",
    "accepted_date": "1967-07-10",
    "last_modified": "2011-04-14T17:53:06+00:00",
    "page_count": 7,
    "text_layer": true
  },
  "supplemental_documents": [],
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    "product_page": null,
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    "label_index": "https://ordspub.epa.gov/ords/pesticides/f?p=PPLS:102:::NO::P102_REG_NUM:5905-380"
  },
  "registration_status": "Inactive",
  "registrant_company_number": "5905",
  "fetched_at": "2026-05-24T07:29:27.263622+00:00",
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}