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Pesticide Info

Diazinon

PAN created the term PAN Bad Actor for pesticides that are carcinogenic, reproductive or developmental toxicants, cholinesterase inhibitors, groundwater contaminants and/or have high acute toxicity. Read More

PAN International maintains a list of Highly Hazardous Pesticides (HHPs) that are classified by recognized authorities as highly hazardous to human health and/or the environment. Read More

Summary

Chemical name
Diazinon
EPA PC code
057801
CAS number
333-41-5, 59928-80-2
CA DPR chem code
198
Chemical class
Organophosphorus
Molecular weight
304.35
Use type
Insecticide
EPA Registered
Yes
PAN Bad Actor
PAN created the term PAN Bad Actor for pesticides that are carcinogenic, reproductive or developmental toxicants, cholinesterase inhibitors, groundwater contaminants and/or have high acute toxicity. Read more
Yes
Highly Hazardous Pesticide
PAN International maintains a list of Highly Hazardous Pesticides (HHPs) that are classified by recognized authorities as highly hazardous to human health and/or the environment. Read more
Yes
Drift Prone (VP)
Moderate

Toxicity of Diazinon

Acute Toxicity
Acute toxicity refers to the immediate effects (0-7 days) of exposure to a pesticide. Highly acutely toxic pesticides can be lethal at very low doses. Read more
Moderate
Endocrine Disruptor
Insufficiently Studied
Cholinesterase Inhibitor
Yes
CA Groundwater Contaminant
Potential
Carcinogen
Probable
Bee Toxicant
EPA maintains a list of pesticides considered highly toxic to bees, and these pesticides are also included in the PAN HHP List. Read more
Yes
Reproductive and Developmental Toxicant
Some pesticides cause reproductive and developmental harm, which can include birth defects, infertility, sterility and impairment of normal growth and development. Read more
Yes

Other Names for Diazinon

00198 (CA DPR Chem Code Text )
024 (PDP Code)
057801 [US EPA PC Code, Text ]
198 (CA DPR Chem Code) )
333-41-5 (CAS number)
333415
333415 (CAS number without hyphens)
57801 [US EPA PC Code, Numeric ]

Toxicity of Diazinon

Acute Toxicity
Acute toxicity refers to the immediate effects (0-7 days) of exposure to a pesticide. Highly acutely toxic pesticides can be lethal at very low doses. Read more
Moderate
Reproductive and Developmental Toxicant
Some pesticides cause reproductive and developmental harm, which can include birth defects, infertility, sterility and impairment of normal growth and development. Read more
Yes
Cholinesterase Inhibitor
Some pesticides inhibit the enzyme cholinesterase, which is essential for transmission of nerve impulses. Read more
Yes
Endocrine Disruption
Many pesticides can interfere with proper functioning of estrogen, androgen and thyroid hormones in humans and animals. Read more
Insufficiently Studied
Carcinogen
Several organizations evaluate and rank chemicals for their cancer-causing potential. PAN's summary listing reflects the most toxic ranking assigned. Read more
Probable

Reproductive & Developmental Toxicity

California Prop 65 Developmental Toxicant
Not Listed
CA Prop 65 Male Reproductive Toxicant
Not Listed
U.S. TRI Developmental Toxicant
Yes
U.S. TRI Reproductive Toxicant
Not Listed
CA Prop 65 Female Reproductive Toxicant
Not Listed

Cancer Information

CA Prop 65 Known Carcinogens
Not Listed
TRI Carcinogen
Not Listed
IARC Carcinogens
Probable
Global Harmonized System
1
U.S. NTP Carcinogens
Not Listed
Mutagenic
Not Listed

Endocrine Disruption

EU ED Rating
Insufficiently Studied

Diazinon POISONING: SIGNS & SYMPTOMS

Summary signs & symptoms for chemical:
  • Headache, hypersecretion, muscle twitching, nausea, diarrhea, vomiting
  • Tachycardia/bradycardia, bronchospasm/bronchorrhea
  • Respiratory depression, seizures (esp. pediatric), loss of consciousness
  • Miosis is often a helpful diagnostic sign
  • Depressed RBC AChE and/or butyrylcholinesterase levels
Summary signs & symptoms group:
Treatment:

Symptoms of Exposure from the International Chemical Safety Card:

Route of Exposure Symptoms First Aid
Inhalation Convulsions. Dizziness. Laboured breathing. Nausea. Unconsciousness. Vomiting. Pupillary constriction muscle cramp excessive salivation. Fresh air rest. Refer for medical attention.
Skin MAY BE ABSORBED! Redness. Pain. Pupillary constriction. Remove contaminated clothes. Rinse and then wash skin with water and soap. Refer for medical attention.
Eyes Redness. Pain. First rinse with plenty of water for several minutes (remove contact lenses if easily possible) then take to a doctor.
Ingestion Abdominal cramps. Diarrhoea. Laboured breathing. Nausea. Unconsciousness. Vomiting. Pupillary constriction. Muscle cramps. Rinse mouth. Refer for medical attention.
Notes for ICSC Information
Depending on the degree of exposure periodic medical examination is indicated. Carrier solvents used in commercial formulations may change physical and toxicological properties. Do NOT take working clothes home. Basudin Diazitol Neocidol and Nucidol are trade names.

Environmental Toxicity

For in-depth information on Ecotoxicity by Chemical, Species, and Effect, we encourage users to visit EPA's ECOTOX site which is updated regularly. We provide detailed, step-by-step search guidance on our Ecotoxicity Resources page, so users can more easily access and use EPA's site.

Water Contamination Potential

CA Groundwater Contaminant
Potential
Aerobic Soil Half-life (Avg, Days)
40.0
Adsorption Coefficient (Koc)
1,580
Anaerobic Soil Half-life (Avg, Days)
16.0
Hydrolysis Half-life (Avg, Days)
138.0
Water solubility (mg/L)
60.0

U.S. National Drinking Water Standards

Lifetime Exposure Health Advisory Level (mg/L)
1.0
Maximum Contaminant Level Goal (mg/L)
Not Listed
Reference Dose (g/kg/day)
0.2
One Day Exposure Health Advisory Level (mg/L)
20.0
U.S. Drinking Water Equivalent Level (mg/L)
7.0
Ten Day Exposure Health Advisory Level (mg/L)
20.0
Concentration With Lifetime Cancer Risk (mg/L At 10-4)
Not Listed

PRODUCTS CONTAINING Diazinon (283 Results)

A1-joe's bonide diazinon dust 4%
Agri-seed's bonide diazinon dust 4%
Agri-seed's bonide garden soil insecticide diazinon 5%g
Agri-seed's bonide lawn & garden insect control w/diazinon 25%e
Agway ant dust
Al-joe's bonide ant dust w/diazinon
Al-joe's bonide diazinon dust 4%
Al-joe's bonide diazinon spray .5%
Al-joe's bonide garden soil insecticide diazinon 5%g
Al-joe's bonide lawn and garden insect control with diazinon (r) 25%e
Alfa-tox insecticide
Alfa-tox(r) insecticide
American brand diazinon 4e
Arbordale's bonide lawn & garden insect control w/diazinon 12 1/2%e
Arbordale's bonide lawn & garden insect control w/diazinon 25%e
Arizona's best brand 25% diazinon insect spray
Art plucinski's bonide ant dust w/diazinon
Art plucinski's bonide lawn & garden insect control w/diazinon 12 1/2%
Batscke's bonide lawn & garden insect control w/diazinon 25%e
Begick's bonide lawn and garden insect control w/diazinon 12 1/2% e
Berkins' bonide lawn and garden insect control
Birch-n-bend gardens' bonide ant dust w/diazinon
Birch-n-bend's bonide lawn & garden insect control w/diazinon 25%e
Biso-e-roach and ant insecticide
Bonide 0.5% diazinon spray
Bonide ant & soil insect granules
Bonide ant dust w/diazinon
Bonide diazinon 2 1/2g
Bonide diazinon 4e insecticide
Bonide diazinon dust 4%
Bonide diazinon insect control ready to use
Bonide diazinon soil insect granules
Bonide garden soil insecticide diazinon 5% g
Bonide grub, chinchbug, & sod webworm killer/lawn w/diazinon
Bonide lawn & garden spray w/ diazinon
Bonide lawn and garden insect control w/diazinon 12 1/2
Bonide lawn and garden insect control with diazinon 25% ec
Bordine's bonide garden soil insecticide diazinon 5% g
Bordine's bonide lawn and garden insect control with diazinon 25%e
Bordine's bonide soil insect granules w/diazinon 5%
Bradford's bonide ant dust w/diazinon
Britz diazinon ag500
Buff's bonide ant dust w/diazinon
Burton's bonide ant dust w/diazinon
Burton's bonide lawn and garden insect control w/diazinon 25% e
Cauley's bonide ant dust w/diazinon
Cauley's bonide lawn & garden insect control w/diazinon 25e
Champion's bonide ant dust w/diazinon
Champion's bonide lawn & garden insect control w/diazinon 25%e
Clean crop diazinon 50wp
Conway's bonide diazinon dust 4%
Conway's bonide lawn and garden insect control w/diazinon 25%e
Corey's bonide diazinon 2 1/2g
D-con jet stream ant & roach killer formula vi
D-z-n granular lawn insect control
D-z-n home pest control
D-z-n home pest control pressurize insecticide
D.z.n diazinon 14g insecticide
D.z.n diazinon 50w insecticide
D.z.n. diazinon 2d
D.z.n. diazinon 4e
D.z.n. diazinon ag500
D.z.n. lawn and garden insect control
Dan majeski's bonide lawn & garden insect control w/diazinon(r) 12 1/2
Diazinon 4e indoor-outdoor spray
DIAZINON 4S
Diazinon 5g (5% diazinon granular) insecticide
Diazinon lawn and garden insecticide
Diazol diazinon ag500
Doyle's bonide ant dust
Dragon 25% diazinon spray
Dragon 5% diazinon granules
Dragon diazinon dust
Dragon diazinon water-based concentrate
Dragon granular lawn insect control
Dugan's bonide lawn & garden insect control w/diazinon 25%e
Durig's bonide ant dust
Durig's bonide lawn & garden insect control with diazinon 12 1/2 e
Dzn-25
Earl may soil insect granules diazinon
Eaton diazinon 1e lawn & garden insect control
Edwards' bonide lawn and garden insect control with diazinon 25% e
Emco 'e' plus
Emco e roach and ant insecticide
English garden's bonide ant dust w/diazinon
English garden's bonide lawn & garden insect control w/diazinon 25%e
Evergreen's bonide lawn & garden insect control w/diazinon 25% e
Evergreen's bonide soil insect granules w/diazinon 5%
Faesy & besthoff diazogran 5%
Farmers village bonide ant dust w/diazinon
Fayette's bonide 0.5% diazinon spray
Fayette's bonide ant dust
Fayette's bonide diazinon dust 4%
Fayette's bonide garden soil insecticide diazinon 5% g
Fayette's bonide lawn and garden insect control with diazinon (r) 25%e
Fayette's bonide lawn and garden insect control with diazinon 12 1/2%e
Feed 'n' seed's bonide ant dust
Feed n seed's bonide lawn and garden insect control w/diazonon 12 1/
Feed-n-seed's bonide lawn & garden insect control w/diazinon 12 1/2%
Feed-n-seed's bonide lawn & garden insect control w/diazinon 25%e
Fruth's bonide ant dust w/diazinon
G & m's bonide ant dust
Garden toolhouse bonide ant dust w/diazinon
Gee farms bonide garden soil insecticide diazinon 5% g
Gee farms bonide lawn & garden insect control w/diazinon 25%e
Gee farms bonide lawn and garden insect control w/diazinon 12% e
Geigy dia zinon 4% dust
Geigy diazinon 10g granular insecticide
Geigy spectracide plus
Green thumb's bonide ant dust
Green thumb's bonide grub, chinch bug & sod webworm killer
Green thumb's bonide lawn & garden insect control w/diazinon 25%e
Green thumb's bonide soil insect granules w/diazinon 5%
Gro-well insect control granules
Groff's bonide diazinon 2 1/2g
Grower's exchange garden center's bonide ant dust w/diazinon
Grower's exchange garden center's bonide lawn & garden insect control
Grower's exchange garden center's bonide soil insect granules w/diazin
Habig's bonide ant dust
Habig's bonide diazinon 4% dust
Habig's bonide garden soil insecticide diazinon 5%g
Habig's bonide lawn & garden insect control w/diazinon 12 1/2%
Habig's bonide lawn & garden insect control w/diazinon 25%e
Hall's bonide ant dust w/diazinon
Hall's bonide garden soil insecticide diazinon 5% g
Hall's bonide lawn & garden insect control w/diazinon 12 1/2%
Hall's bonide lawn & garden insect control w/diazinon 25%e
Hannah's bonide ant dust w/diazinon
Hannah's bonide lawn & garden insect control w/diazinon 12 1/2%
Hannah's bonide lawn and garden insect control w/diazinon 25%e
Hannah's bonide soil insect granules w/diazinon 5%
Harth's bonide diazinon 2 1/2g
Harvey's bonide ant dust
Harvey's bonide diazinon 2 1/2g
Harvey's bonide lawn and garden insect control w/diazinon 12 1/2% e
Helen's bonide ant dust w/diazinon
Helena diazinon 50w
Hewitt's bonide ant dust
Hewitt's bonide lawn & garden insect control w/diazinon 12 1/2%
Hewitt's bonide lawn & garden insect control w/diazinon 25% e
Hi-yield sarolex nematode killer
Hillside's ant dust w/diazinon
Hillside's bonide lawn & garden insect control w/diazinon 12.5e
Hodges bonide soil insect granules w/diazinon 5%
Holdridge's bonide ant dust
Kennedy's bonide ant dust
Kennedy's bonide diazinon dust 4%
Kennedy's bonide lawn & garden insect control w/diazinon 12 1/2%e
Kill-ko diazinon 2e insect spray
Kill-ko seed treater
Lanaville's bonide lawn and garden insect control w/diazinon 12 1/2%e
Lang's bonide diazinon dust 4%
Lang's bonide garden soil insecticide diazinon 5% g
Lang's bonide lawn and garden insect control w/diazinon 25% e
Lauer's bonide ant dust
Lauer's bonide diazinon dust 4%
Lauer's bonide garden soil insecticide diazinon 5% g
Lawn & garden insect control w/ diazinon 25% ec
Leckler's bonide ant dust w/diazinon
Ledden's bonide soil insect granules w/diazinon 5%
Lincoln garden's bonide ant dust
Lincoln garden's bonide garden soil insecticide diazinon 5%g
Lincoln garden's bonide lawn & garden insect control w/diazinon 12 1/2
Lovell's bonide ant dust w/diazinon
Lovell's bonide lawn & garden insect control w/diazinon 12.2%e
Maudlin & cossell's bonide ant dust w/diazinon
Maudlin & cossell's bonide soil insect granules w/diazinon 5%
Meder's bonide diazinon 2 1/2g
Meder's bonide diazinon dust 4%
Meder's bonide garden soil insecticide diazinon 5% g
Meder's bonide lawn & garden insect control w/diazinon 25% e
Meijer diazinon insect control concentrate
Meldrum's bonide garden soil insecticide diazinon 5% g
Meldrum's bonide lawn & garden insect control w/diazinon 25% e
Mihelich's bonide lawn and garden insect control w/diazinon 12 1/2% e
Mihelich's bonide lawn and garden insect control w/diazinon 25% e
Miller diazinon 4# e.c. insecticide
Mitch's bonide ant dust
Moore's bonide ant dust
Moore's bonide garden soil insecticide diazinon 5% g
Moore's bonide lawn and garden insect control w/diazinon 25%e
Moore's bonide soil insect granules w/diazinon 5%
Moscarillo's bonide ant dust
New season dead ant
New season lock out ant killer
Nugent's bonide 0.5% diazinon spray
Nugent's bonide ant dust
Nugent's bonide diazinon dust 4%
Nugent's bonide garden soil insecticide diazinon 5% g
Nugent's bonide lawn and garden insect control with diazinon 25% e
Olentangy gardens center's bonide lawn & garden insect control w/diazi
Ortho roach, ant & spider killer
Pankop's bonide garden soil insecticide diazinon 5% g
Parsell's bonide lawn & garden ins. control w/diazinon (r) 12 1/2%e
Perkins' bonide ant dust w/diazinon
Perkins' bonide lawn and garden insect control w/diazinon 25% e
Porinchak's bonide ant dust
Porinchak's bonide lawn and garden insect control w/diazinon 12 1/2%e
Quality's bonide ant dust w/diazinon
Raney's bonide ant dust w-diazinon
Re-zist roach and ant killer
Rigo diazinon 2% granules
Rigo diazinon 4% dust
Rigo diazinon 5% granules
Rigo diazinon ag 500 insecticide
Ritter's bonide ant dust w/diazinon
Ritter's bonide lawn and garden insect control w/diazinon 12 1/2%e
Romence's bonide ant dust w/diazinon
Rosedale's bonide garden soil insecticide diazinon 5% g
Rosedale's bonide lawn & garden insect control w/diazinon 25e
Sa-50 brand 5% diazinon granules ready to use
Sargent's bonide ant dust
Sargent's bonide lawn & garden insect control w/diazinon 25% e
Sargent's bonide lawn & garden insect control with diazinon 12 1/2%
Sarolex insecticide
Sarolex nematicide insecticide
Saunder's bonide ant dust
Saxton's bonide ant dust w/diazinon
Saxton's bonide lawn & garden insect control w/diazinon 25%e
Saxton's bonide soil insect granules w/diazinon 5%
Scarlett's bonide ant dust w/diazinon
Scarlett's bonide garden soil insecticide diazinon 5% g
Scarlett's bonide lawn & garden insect control w/diazinon(r) 121/2%e
Seasons four's bonide ant dust w/diazinon
Service's bonide ant dust
Service's bonide diazinon dust 4%
Service's bonide lawn & garden insect control w/diazinon 12 1/2%e
Service's bonide lawn & garden insect control w/diazinon 25%e
Shepard's bonide ant dust w/diazinon
Shepard's bonide diazinon dust 4%
Shepard's bonide garden soil insecticide diazinon 5% g
Shepard's bonide lawn & garden insect control w/diazinon 12 1/2%
Siebenthaler's bonide ant dust w/diazinon
Siebenthaler's bonide lawn & garden insect control
Snow's bonide 0.5% diazinon spray
Snow's bonide ant dust
Snow's bonide diazinon dust 4%
Snow's bonide lawn and garden insect control with diazinon 25% e
Sovit chemical company residual insect spray
Spectracide bug killer
Spectracide garden rose & houseplant spray
SPECTRACIDE ROSE AND FLOWER SPRAY
Spectracidepro diazinon 4e 47.5% insect spray concentrate
Spectrum spectracide garden, rose and houseplant spray
Spectrum spectracide professional home pest control (liquid)
Speedy's bonide ant dust
Speedy's bonide lawn and garden insect control w/diazinon 25%e
Spray kill
Stambaugh's diazinon dust ant control
Stambaugh's diazinon granules ant killer
Stambaugh's multipurpose insect control diazinon spray
Stamos' bonide ant dust w/diazinon
Stamos' bonide diazinon 2 1/2g
Strickfaden's bonide 0.5% diazinon spray
Strickfaden's bonide ant dust w/diazinon
Strickfaden's bonide diazinon dust 4%
Strickfaden's bonide garden soil insecticide diazinon 5% g
Strickfaden's bonide lawn & garden insect control w/diazinon
Strickfaden's bonide lawn & garden insect control w/diazinon 25e
Summit diazinon 4e
Sutton's bonide lawn and garden insect control w/diazinon 12 1/2%e
The garden shoppe's bonide ant dust
Thumb's bonide lawn and garden insect control w/diazinon 12 1/2%e
Tipp florist's bonide lawn & garden insect control w/diazinon 12 1/2%e
Tomasi's bonide diazinon dust 4%
Turfcare lawn and garden insect control
Ullrich's bonide ant dust w/diazinon
United horticultural supply diazinon 4e indoor-outdoor insecticide
Valley's bonide ant dust w/diazinon
Vegetable garden soil insect control
Village green's bonide lawn & garden insect control w/diazinon 25%e
Vittner's bonide ant dust
Vittner's bonide diazinon dust 4%
Vittner's bonide garden soil insecticide diazinon 5% g
Vittner's bonide lawn and garden insect control with diazinon 25% e
Watkins ant and roach spray
Wauter's bonide ant dust w/diazinon
Williams' bonide lawn & garden insect control w/diazinon 25%e
Wyman's bonide ant dust
Young's bonide ant dust w/diazinon
Young's bonide diazinon dust 4%
Young's bonide garden soil insecticide diazinon 5% g
Young's bonide lawn & garden insect control w/diazinon 25%e
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Usage Map

US Pesticide Usage Map for Diazinon

Pesticide Usage Data

This map shows estimated agricultural usage of Diazinon across the United States.

View USGS Data

Data source: U.S. Geological Survey National Water-Quality Assessment Project

PRIMARY USE IN CALIFORNIA (40 Results)

Crop or Site Gross Pounds Application Rate (lbs a.i./acre) Acres Planted Acres Treated Application Count
All sites 85,157 1.7 24,936 31,558 722
TOMATO, PROCESSING 59,008 3.22 12,136 18,338 200
TOMATO 9,545 3.38 2,479 2,827 38
ONION, DRY 4,825 3.07 770 1,573 18
PEAR 2,929 1.39 1,919 2,103 38
APPLE 2,336 1.82 1,291 1,282 43
BOK CHOY CHOY SUM, PAK CHOI 2,164 1.98 383 1,091 78
WATERMELON 1,145 1.2 1,085 957 39

Related Chemicals
PAN groups chemicals in our pesticide database based on their relationship to a parent compound. Read More

Chemical Name CAS Number Chem Use Type U.S. EPA Reg PAN Bad Actor
PAN created the term PAN Bad Actor for pesticides that are carcinogenic, reproductive or developmental toxicants, cholinesterase inhibitors, groundwater contaminants and/or have high acute toxicity. Read more
Diazoxon 962-58-3 Breakdown product Not Listed Not Listed
2-Isopropyl-4-methyl-6-hydroxypyrimidine 2814-20-2 Breakdown product Not Listed Not Listed

International regulatory status

UNEP Persistent Organic Pollutant (POP)
A “POP” pesticide has been targeted for global phaseout under the Stockholm Convention for Persistent Organic Pollutants. Read more
Not Listed
UNEP Prior Informed Consent Chemical (PIC)
Not Listed
PAN International Ban List
PAN maintains a list of pesticides banned around the world, and the data are now available in an interactive map. Read more
Yes
EU Registered
No

Us regulatory status

U.S. EPA Registered
Yes
U.S. EPA Minimum Risk Pesticide (25b list)
No
U.S. EPA Hazardous Air Pollutant
Not Listed

California regulatory status

CA Registered
Yes
CA Toxic Air Contaminant
In Evaluation
CA Groundwater Contaminant
Potential

Allowable residue levels

Codex Alimentarius(UN FAO Maximum Residue Levels
European Union Maximum Residue level
U.S Maximum tolerance level