# CLASS DIAZINON 14G

- EPA Reg No: **1381-148**
- Registrant: WINFIELD SOLUTIONS, LLC
- Signal word: Caution
- Active ingredients: Diazinon (14.3%)
- Label accepted: 1999-07-21
- Source PDF: https://www3.epa.gov/pesticides/chem_search/ppls/001381-00148-19990721.pdf

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PNl D3 13~1~ J4<g 'J /LI /1~ Pi 
U ,s. F.NVIRONMENT AL PROTECTION AGENCY EPA Reg. Number: Date of Issuance: 
/o"",~ 
OffICe of Pesticide Procrams 
Rq:iJttatioo Division (7S05C) 
401 -M- St •• s.w. 1381-148 i ~ \ 
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WulUngtoD, D.C. 20460 JUL 211999 
NOTICE OF PESTICIDE: 
~ Registration 
___ Reregistration 
(under PIFRA, .. ameaded) 
Name and Address of RCi;istcmt (include ZIP Code): 
CeneX/Land O'Lakes Agronomy company 
P.O. Box 536 
Hampton, IA 50441 
Term of Issuance: Conditional 
Name of Pesticide Product: 
Class Diazinon 14G 
N.~'c.:'baD&'eI' in labeling differing -,in ~;froot -that' accc:ptod:iD~' with-,lbis registration must be submitted to and 3CCcpted by the RegiSlnllion 
DiVitloiG -ptiot::io we-·Of'the lIbol'i1l commerct:~" 'In any eorreapoodeac:e 'On thi. 'pr~t'-"w.ys refer to the above EPA registration number. ... ..•.. ....... .. 
On the basis of information furnished by the rq:.istrant, the above named peaticide is hereby registered/reregistered WIder the Federal ln5CCticide, Fungicide and 
Rodenticide Act. 
Rq:istration i. in DO way to be construed IS an endorsement or recommendation of this product by the Agency. In order to protect health and the environment, 
the Admini.ttaeor I 00 his motion, may at any time auspend or cancel the rqistratioo of • pesticide in Icc<X"darice with the Act. The acceptance of any rl3rne in 
cooooctioo. with the regu.lratioo. of a product wwler this Act is DOt to be coo!.truod a. giving the registrant I right to exclusive use of the name or to its use if it 
has been covered by others. 
This product is conditionally registered in accordance with 
FIFRA sec. 3(c) (7) (A) provided that you: 
... 1. Submit and/or cite all data required for registration/ 
reregistration of your product under FIFRA sec. 3(c) (5) when 
the Agency requires all registrants of similar products to 
submit such data; and submit acceptable responses required 
for reregistration of your product under FIFRA section 4. 
2. Make the labeling changes listed below before you release 
the product for shipment: 
a. Add the phrase "EPA Reg. No. 1381-148". 
3. Since this product contains diazinon, please submit the 
results of the one-year storage stability study when they 
become available. 
Signature of Appl'OYUJg ow.cW: Date: 
JlJl .2 11999 
=.t'A l'onn IS.)/IJ..() 
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page 2 of 2 
EPA Reg. No. 1381-148 
4. Submit three (3) copies of your final printed labeling 
before you release the product for shipment. Refer to the 
A-79 enclosure for a further description of final printed 
labeling. 
If these conditions are not complied with, the registration 
will be subject to cancellation in accordance with FIFRA section 
6(e). Your release for shipment of the product constitutes 
acceptance of these conditions. 
A stamped copy of the label is enclosed for your records .

C., 
RESTRICTED USE PESTICIDE DUE TO AVIAN AND AQUATIC TOXICITY 
FOR RETAIL SALE TO AND USE ONLY BY CERTIFIED APPLICATORS OR 
PERSONS UNDER THEIR DIRECT SUPERVISION, AND ONLY FOR THOSE 
USES COVERED BY THE CERTIFIED APPLICATOR'S CERTIFICATION. 
This product is an organophosphate. 
Diazinon 14G 
-6 
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~I= ~ ~ 
Granular Insecticide ~ C ~ 
For control of certain soil insects \',j Y ~ 
including wireworms, cutworms, ancf'loi f.1j 
other crop pests. ., oS CLASS. 
Active Ingredient: 
Diazinon: CAS # 333-41-5 
Other Ingredients: ......... . 
........................ 14.3% 
........................... 85.7% 
Total: ..................... 1 00.0% 
KEEP OUT OF REACH OF CHILDREN 
CAUTION 
EPA Reg. NO.1381-XXX 
EPA Est. 407 -IA-1 s, 2" superscript used corresponds to letter in lot number. 
CLASS" is a registered trademark of CenexILand 0' Lakes Agronomy Company 
See additional precautionary statements on bag. 
Statement of Practical Treatment 
If swallowed: Call a physician immediately. Drink 1 or 2 glasses of water 
and induce vomiting by touching the back of the throat with finger. Repeat 
until vomit fluid is clear. Do not induce vomiting or give anything by mouth 
if person is unconscious or convulsing. 
If inhaled: Remove victim to fresh air and apply artificial respiration if 
indicated. 
If on skin: Wash promptly with plenty of soap and water. Rinse thoroughly. 
Get medical attention. 
If in eyes: Rinse eyes with plenty of water and call a physician immediately. 
Note to Physician: If symptoms of cholinesterase inhibition are present, 
atropine sulfate by injection is antidotal. 2-PAM is also antidotal and may 
be administered, but only in conjunction with atropine. 
Net Weight 50 Pounds 
~ECAUTIONARY STATEMENTS 
HAZARe§'TO HUMANS AND DOMESTIC ANIMALS 
CAUTION 
Harmful if swallowed, inhaled, or absorbed through the skin. Avoid breathing 
dust and contact with eyes, skin, or clothing. Do not store near food or feed 
products. Do not contaminate omamental fish ponds. 
~ i:ll ~ ENVIRONMENTAL HAZARDS .- < Q 
o ." 
(j') ~ ~ i'!~ his product is highly toxic to birds, fish, and other wildlife. Birds, especially 
(j') •. ~.... aterfowl, feeding or drinking on treated areas may be killed. Do not 
~ - ~ -:: ~ xceed maximum permitted label rates. Application rates above those 
,-j E ~ •• 1 ecommended significantly increase potential hazard to birds. Avoid 
C'-l i';,£ ~ verlapping granules. Collect or incorporate granules that are spilled during 
... a i Sri; oading or are visible on the soil surface in turn areas. Keep out of lakes, 
;3 ii "1l1~ treams, ponds, tidal marshes, and estuaries. Do not apply directly to 
"'"') .. ~ ~ J ater, to areas where surface water is present, or to intertidal areas below 
~ 'i ~ he mean high water mark. Runoff may be hazardous to aquatic organisms 
;!l!l: I n neighboring areas. Shrimp and crab may be killed at application rates 
recommended on this label. Do not apply where fish, shrimp, crab, and other 
aquatiC life are important resources. Do not contaminate water by cleaning 
of equipment or disposal of equipment wash waters. 
Personal Protective Equipment 
Applicators and other handlers must wear: 
• Long-sleeved shirt and long pants 
• Waterproof gloves 
• Shoes plus socks 
Follow manufacturer's instructions for cleaning/maintaining PPE. If no such 
instructions for washables, use detergent and hot water. Keep and wash 
PPE separately from other laundry. 
Engineering Control Statements 
When handlers use closed systems or enclosed cabs in a manner that 
meets the requirements listed in the Worker Protection Standard (WPS) for 
agricultural pesticides [40 CFR 170.240(d)(4-6)], the handler PPE 
requirements may be reduced or modified as specified in the WPS. 
It ',S a violation of Federal law to use this product in a manner inconsistent 
with its labeling. Do not apply this product in a way that will contact workers 
or other persons, either directly or through drift. Only protected handlers 
may be in the area during application. For any requirements specific to your 
State or Tribe, consult the agency responsible for pesticide regulation. 
Work Safety Rules 
REPEATED EXPOSURES TO CHOLINESTERASE INHIBITORS SUCH AS 
ARE CONTAINED IN THIS PRODUCT MAY, WITHOUT WARNING, 
CAUSE PROLONGED SUSCEPTIBILITY TO VERY SMALL DOSES OF 
ANY CHOLINESTERASE INHIBITOR 
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USE 
Use this product only in accordance with its labeling and with the Wnrl<", 
Protection Standard, 40 CFR part 170. This Standard 
irements for the protection of agricultural workers on farms, forests 
nurseries, and greenhouses, and handlers of agricultural pesticides. 
contains requirements for training, decontamination, notification, and 
emergency assistance. It also contains specific instructions and 
exceptions pertaining to the statements on this label about n"roM'" 
protective equipment (PPE), and restricted-entry interval. The 
of this product that are covered by 
or allow worker entry into treated areas during the 
_ interval (REI) of 12 hours. Exception: If the product is 
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soil-injected or soil-incorporated, the Worker Protection Standard, under 
certain circumstances, allows workers to enter the treated area if there will 
no contact with anything that has been treated. 
I . E required for early entry to treated areas that is permitted under the 
Worker Protection Standard and that involves contact with anything 
has been treated, such as plants, soil, or water is: 
• Coveralls 
STORAGE AND DISPOSAL 
Do not contaminate water, food, or feed by storage or disposal. Store in a 
cool, dry, well-ventilated area away from food or feed. 
Pesticide: Pesticide or equipment rinsate that cannot be used according 
to label instructions may be disposed of on site or at an approved waste 
disposal facility. 
Container: Completely empty bag by shaking and tapping sides and 
bottom to loosen clinging particles into application equipment. Then 
dispose of empty bag in a sanitary landfill or incinerate, or burn if allowed 
by state and local authorities. Stay out of smoke during burning. Do not 
reuse container. 
DIRECTIONS FOR USE 
User Safety Recommendations 
Users should: Wash hands before eating, drinking, chewing gum, using 
tobacco, or using the toilet. 
Unless directions under Timing/Special Directions state otherwise, 
applications to the soil should be worked into the top few inches immediately 
after application with a rotary hoe, cultivator, diSk, harrow, or other suitable 
means for greatest effectiveness. 
When handling CLASS® Diazinon 14G, do not rub eyes or mouth with 
hands. If you feel sick in any way, STOP work and get help right away See 
Statement of Practical Treatment on the front section of this label. 
SPECIAL TO REDUCE RISKS TO BIROS 
Birds feeding on treated areas may be killed. To reduce risks to birds: 
1. Thoroughly incorporate this product into the soil during or immediately 
after application. 
2. Refer to the Soil Incorporation table that follows. Coveror incorporate 
spilled aranules 
CLASS" Diazinon 14G should be applied uniformly as directed for each 
crop. When a range of rates is given, use the higher rate for heavy 
infestations. 
For application by ground equipment only. Do not apply this product to food 
crops grown in greenhouses. 
Note: Soil Incorporation - Unless directions under nming/Special 
Directions state otherwise, for control of pests listed below CLASS" 
Diazinon 14G should be incorporated into the soil during or immediately 
after application. 
Soil Incorporation 
Insect Depth of Incorporation 
Surface cutworms' 2-3 inches 
Subterranean cutworms' 3-6 inches 
Mole crickets 1-2 inches 
Root maggots 3-4 inches 
Wireworms 4-6 inches 
'If cutworms cannot be identified, incorporate 4-6 inches. 
VEGETABLE CROPS 
Crop Pest Lbs.lAcre Timing/Special Directions 
Beans Cutworms 14-28 Broadcast and incorporate into 
(Lima, Pole, soil just before planting. 
and Snap) 
(succulent Wireworms 21-28 Broadcast and incorporate into 
varieties soil just before planting. 
only) 
Beets, Red Cutworms 14-28 Broadcast and incorporate into 
(Table) soil just before planting. 
Mole 7 1 to :2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
.,t 
-..J

Wireworms 
Root 
Maggots 
(Escarole) 
21-28 
14-28 
Crickets 
incorporate into 
planting. 
into 
IWhite grubs I 19rOund equipment. . 
?1 \A.IhlCtn <:.l"Iil inC:Qrt rl~m~"'H:r. 
l
appears in established 
broadcast in the Spring or late 
Summer through early Fall. 
Incorporate mechanically with Y, 
inch of irrigation. 
Note: Do not apply more than once per growing season. Do not apply 
within 12 months of harvest. 
Kale I Cutworms 14-28 I Broadcast and incorporate into 
soil just before planting. 
Mole 7 /1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Wireworms I 21-28 I Broadcast and incorporate into 
soil just before planting. <.l\ 
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• Crop Pest Lbs.lAcre Timing/Special Directions 
Lettuce Cutworms 14-28 Broadcast and incorporate into 
soil just before planting. 
Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Melons - Cutworms 14-28 Broadcast and incorporate into 
Cantaloupes, 
Casabas, 
soil just before planting. 
Crenshaws, 
Honeydew, 
Muskmelons, Wireworms 21-28 Broadcast and incorporate into Persians, soil just before planting. 
and Hybrids 
of these and 
Watermelons 
Mustard Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Onions Onion 14-28 Broadcastjustbeforeplanting and 
(Bulb and Maggots incorporate into the top 3-4 inches 
Green) of soil. 
Note: Diazinon will not control 
organophosphate resistant onion 
maggots. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Parsley Cutworms 14-28 Broadcast and incorporate into 
soil just before planting. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Peas Cutworms 14-28 Broadcast and incorporate into 
(succulent soil just before planting. 
varieties Wireworms 21-28 Broadcast and incorporate into only) soil just before planting. 
Peppers Cutworms 14-28 Broadcast and incorporate into 
soil just before planting. 
Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. -- ---
• Crop Pest Lbs.lAcre Timing/Special Directions 
Potatoes Cutworms 14-28 Broadcast and incorporate into 
Surface & soil just before planting. 
Subterranean 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Note: Do not use on commercially grown potatoes which will be hand­
harvested. 
Radishes Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Root 14-21 Broadcast and incorporate into 
Maggots soil just before planting. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Rutabagas Mole 
Crickets 
7 1 to 2 days before planting 
broadcast and immediately 
incorporate into soil. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Spinach Cutworms 14-28 Broadcast and incorporate into 
soil just before planting. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Squash Cutworms 14-28 Broadcast and incorporate into 
(Summer soil just before planting. 
and Winter) Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Sweet Corn Cutworms 14-28 Broadcast and incorporate into 
soil just before planting. 
Seed Corn 14-28 Broadcast just before planting 
Maggots and incorporate into the top 2 
inches of soil. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
Sweet Wireworms, 21 Broadcast and incorporate into 
Potatoes Flea soil just before planting. 
Beetles 
Swiss Cutworms 14-28 Broadcast and incorporate into 
Chard soil just before planting. 
Wireworms 21-28 Broadcast and incorporate into 
soil just before planting. 
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• Crop Pest Lbs.lAcre Timing/Special Directions 
Tomatoes Cutworms 14-28 Broadcast and incorporate into soil 
just before planting. 
Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
, Wireworms 21-28 Broadcast and incorporate into soil 
just before planting. 
Turnips Mole 7 1 to 2 days before planting, 
Crickets broadcast and immediately 
incorporate into soil. 
Wireworms 21-28 Broadcast and incorporate into soil 
just before planting. 
FIELD CROPS 
SPECIAL PRECAUTIONS TO REDUCE RISKS TO BIRDS 
Birds feeding on treated areas may be killed. To reduce risks to birds: 
1. Thoroughly incorporate this product into the soil during or immediately 
after application. 
2. Collect or incorporate granules that are spilled during loading or are 
visible on soil surface in turn areas. 
CLASS® Diazinon 14G should be applied uniformly as directed for each 
crop. 
Sugar Beets 
Pest Rate/Acre TIming/Special Directions 
Root 7 to 14 Ibs.lAcre APP~ in a 5 to 7 -inch band (based 
Maggots or on 2 "row spacing) incorporated 2-
4.7 to 9.4 oz. 11,000 3 inches at planting. 
linear ft. of row 
Wireworms 21-281bs.lAcre Broadcast and incorporate into soil 
4-8 inches just before planting. 
Note: Do not apply more than 28 Ibs. of CLASS® Diazinon 14G per acre 
to the soil per season. 
F or minor spills, leaks, etc., follow all precautions indicated on this label and 
clean up immediately. Take special care to avoid contamination of 
equipment and facilities during cleanup and disposal of wastes. In the event 
of a major spill, fire, or other emergency, call CHEMTREC 1-800-424-9300, 
day or night. 
CAITIONS OF SALE AND WARRANTY 
IMPORTANT: Read the entire Directions for Use and the Conditions of 
Sale and Warranty before using this product. If terms are not acceptable, 
return the unopened product container at once. 
The Directions for Use of this product reflect the opinion of experts based 
on field use and tests. The directions are believed to be reliable and should 
be followed carefully. However, it is impossible to eliminate all risks 
inherently associated with use of this product. Crop injury, ineffectiveness, 
or other unintended consequences may result because of such factors as 
weather conditions, presence of other materials, or the manner of use or 
application all of which are beyond the control of CenexlLand 0' Lakes 
Agronomy Company or the Seller. All such risks shall be assumed by the 
Buyer. 
CenexlLand 0' Lakes Agronomy Company warrants that this product 
conforms to the chemical description on the label and is reasonably fit for 
the purposes referred to in the Directions for Use subject to the inherent 
risks referred to above. CenexlLand 0' Lakes Agronomy Company 
makes no other express or implied warranty of Fitness or 
Merchantability or any other express or implied warranty. In no case 
shall CenexiLand 0' Lakes Agronomy Company or the Seller be liable 
for consequential, special, or indirect damages resulting from the use 
or handling of this product. CenexlLand 0' Lakes Agronomy Company 
and the Seller offer this product, and the Buyer and user accept it, subject 
to the foregoing Conditions of Sale and Warranty, which may be varied 
only by agreement in writing signed by a duly authorized representative of 
the CenexlLand 0' Lakes Agronomy Company. 
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