How do I know which concentration to buy?

Consumer (RTU/concentrate) products are formulated for homeowner application rates. Professional-grade concentrates require accurate dilution — mistakes in either direction reduce effectiveness or create safety hazards. If you're new to pesticide application, start with ready-to-use formulations and work up to concentrates once you understand mixing and rates.

Can I mix this with other pesticides?

Tank mixing is common in professional applications but requires compatibility testing and label compliance. Never mix pesticides unless both labels permit it. One safe and effective combination: pair an adulticide with an IGR — they attack different life stages and don't interfere with each other.

How long does the treatment remain effective?

Residual activity depends on formulation, surface, UV exposure, and temperature. Micro-encapsulated formulations last longest (4–12 weeks). Wettable powders and emulsifiable concentrates typically last 2–6 weeks outdoors. Indoor applications on non-porous surfaces can persist significantly longer.

Is this product safe for use around pets and children?

All pesticides have some level of toxicity — 'safe' means used correctly according to the label. Keep children and pets out of treated areas until completely dry (minimum 2–4 hours for most sprays). For households with infants or chemically sensitive individuals, discuss low-exposure options (baits, dusts, IGRs) with a pest management professional.

DDT — Historical & Educational Reference

⚖️ Educational use only. Always read and follow the full product label — the label is the law under FIFRA. Full disclaimer → | ⚗️ Mixing Calculator →

🏷️ Brand Names — Same Active Ingredient

Banned — all uses cancelled in USA 1972 — For educational reference only

🎯 What It Kills

✓ Historical: mosquitoes, agricultural pests, lice

⚙️ How It Works

DDT was cancelled by EPA in 1972 following Rachel Carson's Silent Spring (1962). A persistent organic pollutant that bioaccumulates — responsible for bald eagle and peregrine falcon population collapse through eggshell thinning. Included here for historical and educational context.

⚗️ Mixing & Application

NOT AVAILABLE. Not registered. Not legal for any use in the United States since 1972.

⚗️ Open Mixing Calculator →

⚠️ Safety

⚠ CANCELLED — not available or legal for any use in the US
⚠ Persistent organic pollutant — remains in environment for decades
⚠ Bioaccumulates in animal fat — causes reproductive failure in raptors
⚠ Probable human carcinogen (IARC Group 2A)

📋 Safety Data Sheet (SDS)

📄

Banned — all uses cancelled in USA 1972 — Safety Data Sheet

The SDS document preview will appear here once the first-page image is uploaded to your server.

📎 To display the SDS preview:
1. Open the SDS PDF for this product
2. Screenshot or export page 1 as a JPG image
3. Upload to /sds/ddt-historical-sds-page1.jpg
4. The image will display automatically here

📄 Search for this SDS on CDMS →

📄 Banned — all uses cancelled in USA 1972 — Safety Data Sheet · View the complete SDS document above or download below

📄 CDMS Label & SDS Database 📄 EPA Label Search

📚 Sources: EPA Pesticide Labels · NPIC Pesticide Info

Published: Jan 1, 2025 · Updated: Apr 7, 2026