# AATREX-PROPACHLOR HERBICIDE MIXTURE

- EPA Reg No: **100-513**
- Registrant: SYNGENTA CROP PROTECTION, LLC
- Signal word: Warning
- Active ingredients: Propachlor (48.1%); Atrazine (20.9%)
- Label accepted: 1971-01-05
- Source PDF: https://www3.epa.gov/pesticides/chem_search/ppls/000100-00513-19710105.pdf

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® 
rex -propachlor 
Mixture 
--
Herbicide 
For weed control in 
corn and sorghum 
• 
el 
Active Ingredients 69.0 ~ 0 
Atrazme (2-chloro-4-
ethylamlno-6-lsopropyl-
ilmmo-s-trI3Zme) 20.9% 
?- ,. hloro- N-Isopropyl-
iH,etanilide 48.1 % 
Inert Ingredients: 31.0% 
. ------
Total: 100.0 ~o 
AAtrex-propachlor is a wet­
table powder 
Warning: 
Keep out of reach of C'hil­
dren. See additional warn­
ing statements on back. 
DIRECTIONS FOR USE AND 
CONDITIONS OF SALE AND 
WARRANTY 
IMPORTANT: Read the enllre Di­
rections For Use zwcl the' Condi­
tions Of Sale And Warranty before 
"~Inq this producl 
Conditions of Sale and Warranty 
-~- - -
T "',' Directions For Use of this 
proouct reflect the opinion of ('x­
;:oer ts based on field use and test3 
The dlfectlons are believed to be 
• p"able and should be followed 
C,lrefuily However It IS Impos­
SDie to eliminate all riskS Inher­
;!n~,y ,_ssoclated v"th use of t"'.s 
pr()dl.ct Crop Infury Ineffective· 
'w",; or olher unlnlended conse· 
ql,ences may result because of 
wch faclors as weather condl­
:'0"5 presence of other materiafs 
()' the 'lla'-,ner of use or appllca­
"on il'! of which are beyond the 
contrOl of Geigy or the Seller All 
suCh IISKS shall be assumed by 
thE' Buver 
Geigy warrants Ihat !hls product 
,onforms to !he chemical descflp­
t ·on on the labe! and IS reason­
ah:y fit for ''''C' purposes referred 
~::l 'n \rH' Directions For Use, sub­
,ell to the Inherent flsks referred 
.tV,," Geigy makes no other 
express or implied warranty of 
Fitness or Merchantability or any 
other express or implied war­
ranty. ,p n., Cil<.(' ~;hall Geigy or 
'''(l S,...,·()r t;,-. 11.10iC far consp-
11":'· ..... r. "--d ;.r.q fr'::;'ll the US(~ or 
, :',;.' G f)' ~"''''' proouct Geigy 
!'. ~ :~.I-' s.> ;f'1 fJH~'r !t"lIC; product 
!.~ ~ "',p t1ii'.'f>( .Hlrj i,~pr accept !t 
<.t_·;~·,.~ ~') :;'1(' 'oregolng Condi· 
tions of Sale and Warranty Whlctl 
.. I, Dc; '.'ill'cd on.\" by zlgreernent 
. :1'.' :11""; <.IQ:H·r1 r;. .. ,1 du:y autho 
, '-"'~ q';"I!("t.,·.t.l1:. p of (JI!lqy 
Generallnformalion 
A t~ ; I l.' .. - P r (J P ct ( t, : r), ,c:.. r t' corn 
'f ~.rF~I-! j fOI lJ'-,l> ~I<) d pre- errH'f­
(;.,nCt, ..... , ',I', !~J ( .... }'~~ro: fno..,~ :tro 
".,,' gr.,'·'~('~ "nd b'Odd l " .. ' 
,','·<:d', " <>11()ul(J t)(· appl'(:d :" 
.. (-' t}OI '}lJlf.I(~(; pl:ur to w(lt'(l dntJ 
")0 ()mprrH~n(.(l (SI"lP 'nr;tru(. 
", 11-- u'~:j"r ' orr) fl)' ,td(Jrnld~:on 
i;'~ (~'-:dY(' j pll' f.rlll'r(1f~flCf! dP 
l' .In ',n ('I" r~". '-,() , I ("'ur 
',1' "~'·'llIJi 1 t'f· I ." .h'y ~'.')'~.f'.-j ;tnd 
'rf'" ()~ .\ •. ,. ~ I'lt 'll , ... " 1 Thp. 
,I'., !:.f'lj "I"':J'1 !" I".,. "r'll ,tr,O 
r", : .... 'j() .H'r'.;( ,,' ,q Ii 1'11'1 tJPrHH1'-. 
' .. ,r,q q'I". •• .1, ,th()",,· 1') 
constructed on the sprayer 10 
give protection from the ..... ,nd 
Sc)fT1e mOisture either as rain or 
""gat,on IS req'Jired soon alter 
application ,0 activate AAtrex­
PIOpilchlor Best results are ob­
"lined when mo,slure occur" 
wllhln 10 days illter ilppllcatlon 
Generally fo ..... er amounls of ram­
fall <Ire reqlllred where sOli mOls­
lure IS high at time of planting 
With lOW amounts of rainfall. 
AAtre)(-propachlor m some m­
stances ..... "1 alia ..... the weed seed­
lings to emerge. but they ..... ill be 
severely slunted and ..... ith a sub­
sequent cultivation they can he 
coverpd up 
If SOlf cruslmg becomes a prob­
I"!nl and rotilry hoeing tS neces­
sary hoe m the same dtrectlon 
Ihe rows are pl'1'1ted 
W,lh broadcast treatment. as long 
as AAtrex-propachlcr IS control­
Ilflg the grasses and ..... eeds. there 
's no need for-early cultivation 
For band Ireated fields. when f"st 
cultivation IS made. set cult,valor 
I,) throw so" Inlo the" N covertng 
the band 
Use of AAlrcx-propachlor many 
manner not consistent ..... ,th label 
directions can result In serious 
Inlury to lite crop Do not con­
taminate fertilizers. Insecticides 
fungicides. and seed with AAtrex­
propachior Flush sprayer with 
c lean water illter use 
DO NOl USE THIS MfXTURE 
FOR WEED CONTROL IN CROPS 
OTHER THAN CORN AND SOR­
GHUM Soybeans may be plilnted 
Ihe year follo ..... ,ng the use of Ihls 
'n;xture on corn or sorghum wllh­
out rlskmg soybean Inlury. I)ut 
not m areas where furrow "rlga­
tlon I~ plactlced Plant only corn 
sorqllUm or soybeans (not fLlr­
ro .... ''''gatedl the year followlnq 
usc of ttli', 'nlxture 10 ;Jvold crop 
InlUIY 
Do nf)t qra/l' or feed ,>orqhum 
'1111 '0 I for aqe or silage from 
trPdtC'd I,,:-Ids 10 d,lIIY 'In''Tlrl!S 
AAtrp,-propachlo' IS a wpltatJlf' 
P "oj\,d(!f !r',lt (ltl{)Uaj bf~ rTllxpd with 
wiltp' and applied as a spray 
t-.1;,~(> d ',Iu,,'! by ac'd,nq AAt'pv 
pr;)tH{:l1in' to Wille' POllr Ihp 
l,llJrry Inh) tb" <-:.pray t:lnk dtH:r~q 
fll dftpr 11111I1C) Sufflu!'nl hyCj'dIJll!. 
! :(-tl I)' ITlf'ch"nICal ;lqltf-lflof) rnuc,~ 
tJf.' p'ov"',,rI rlu"nC] InlXII'q ·1I1r1 ap 
pl'L"i;Cln 10 '''('P tllf' r"al"";11 ·n 
<., J '.., ~"1 ")', If) n 
AAtrex-propachlor is noncorro­
sive 10 equipment and metal sur­
filet'S. nonflammable and hilS low 
elpctllcill Lonductlvlty 
Cilre should OP Liken to aVOid 
llslnq AA!re~-propachlor ..... 11(:r(' 
.l(ll.lcpnt de~!lilt)le Ireps shrub" 
or plants might be Inlured 
Storf> AAtrpx-propachlor In " dr, 
plan' 
Ground Appllcetlon: 
For uniform dlstnuullon In broild­
cast applications. TeeJet 8003 or 
8004 filn type or similar nozzles 
with openmgs 01 equaf or greater 
size should be used For band ap­
pllcalions. use TeeJet 8oo3-E or 
8oo4·E or similar type nozzfes 
Screens m nozzles as well as 
those In suction or in-line strain­
ers should be no finer than 50· 
mesh size A ~ultabl<: pump with 
capacity to dell\'cr 10-12 gpm 
should be used and operatlflq 
pressure should be 35-40 PSI Use 
20-40 gals of wilter per acre 10 
ilSSUre even coverage unless 
other ..... ,se speCified 
AVCJ'd appl:cil~lon under condl 
tlons wt1erf? uniforrll coverage 
Cilnnol be obta,ned or where c' 
cesslve spray dill! may ov:ur 
AAtrex-propachlor controls most 
annual gras<;e~ ')nd oro,ld'elf 
weeds such as 
Clr.tnt foxtil i 
(irp{'~r fjJl :_1 
y,:,.r" ... I'),l'-l, 
[3,j, r: ".II j J' ,!' 
, ...... :i !r. ~rj' .j '.' 
Crd~JgI 1"'~ 
1=.1 PiI"C,," 
(}{Jf) .... p1rd~1 ... 
A··,,1.l.1! r~f'lF·I'­
A"'l' .. 1i """lfn,r-'j'J 
(, C I< It'b .... r 
r·''',fj,l p "':'- • 
: •••. :> ••••• , •• -
,'" ~". " ..... , '" t·· 
~ ~ :.. L I ~. 
~ '~ ... "j' : 
:";'lld " ,.,. ": : 
~ \ I ..... j., !:.'" 
Allrex propilclllJr WI" no! ~ on· 
trol Jot1nsonqrtl'-,~, C,H1fldd H1 .... 
~;(' hL'id tJ·nO ..... ·l't·(j ;lnd tHll. rle~ 
For pre-emergence weed con­
trol in !.p d Cr),,~ tlitHlrl ''''''~'(~ 
«(H!' <""~dg(l ~ (I,q <,I .. t!ct C(Hn 
qr.j,'l ...... f)rQhur~l ~~nl;' 
Broadcast I(!VI" .til IIP,I'II1P"I, 
Apply AAlrp, propachlnr mix CIt" 
, I:.' r)' [1 t, I ~, ~)fllJlld~~ ,r' ~ ()!)/ rHUff' 
q.i ·nne:., (If \'\Idt('( ~pr .H fP on ~()" 
',,fdCf> if'", pl.1fl!lnq (If pri{J~ to 
f'fllPrg('fl, ,- .Jf I>"h(!~ crop f)F 
't'\-""Pr1~ ~"f> LIt' j. hl'l()W ff)r n'( 
1I'''''lPfllJ.,(1 f.1 1 •. , qll ~·,P:~);I' ... '~f)" 
ty.)(·~} In ;Uf'it~ flf t)Pitvy q·,tt~~l or 
bruddlp.tt wP/'rj 'nlpc:;ldtlon c, 1.<:'(' 
~~lP tllqrlPr r;)lfl In tt)f' rp('()!1' 
I',flrlrj,'d r,lflq"

--------- ----------BROADCAST RATE PER ACRE 
Less than 3°' 
orqan,c matter 
more than 3 '''. 
organic maftf!r 
Sand to Sandy Loam 
61bs 
ClrlY LUdfll to Clay 6·7 Ib~ 
Band Treatment (Behind Press 
Wheel) . Apply AAtrex-propa­
chlor mix In 8 or more gallons per 
acre on soil surface after planting 
or prior to emergence of either 
crop or weeds. To compute the 
rate for a 13-Inch ba"d. 40-inch 
row spacing. select the appropri­
ate broadcast rate and divide thiS 
number by 3 
For other row spacings. dlYlde 
your band width by the inches 
between crop rows and multiply 
the answer by the recomr.,~nded 
broadcast rate In pounds to de­
termine the amount needed per 
acre for your band treatment. See 
table above for recommended 
broadcast rates on various sOil 
types. In areas of heavy grass 01 
broad leal weed Infestations. use 
the higher rate 10 the recom­
rnended range 
For Early POll-emergence Tre.l­
menlln Corn 
If AAtrex-propachlor applications 
.1',' not made on corn at time 01 
----_.- -~~~ 
planting or Immediately there­
after. AAtrex-propachtor can be 
applied unltl the grasses and 
broad leaf weeds reach the 2-leal 
stage Best results Will be ob­
tained If rainfall occurs within 5 
to 7 days alter application Ap­
plications beyond the 2-leal stage 
Will not provide satlslactory re­
sults See the above chart 101 
rates to use 
For LIs'er or Deep Furrow PI.nled 
Corn 
Broadcast (over-all treatment) --. 
Apply AAtrex-propaChlor in 20 or 
more gallons 01 water at the 
higher broadcast rate listed lor 
your soit texture-organic matter 
category (see rate table) 
Band Treatment (Behind Press 
Wheel) -- For a 7-lnch band 
sprayed over the row (40 lOch 
spacing). apply AAtrex-propa­
chlor In 4 or more gallons 01 water 
per acre To compute the proper 
rate. select the higher broadcast 
rate lor your soil texture-organic 
matter category (see rate table) 
and divide thiS number by 5 7 For 
other row spacings. divide your 
band Width by the Inch"!s between 
crop rows and multiply the an­
swer by the recommended broad­
cast rate In pounds to determtne 
the amount needed per acre lor 
your band treatment 
WARNING 
Keep out 01 reach of children 
Irritating to skin. eyes. nose and 
throat May be harmlul II swal­
lowed. May cause allergic skin 
reaction Do not get In eyes. on 
sktn or on clothing. Avoid breath­
Ing dust or spray mist Do not take 
Internally While handling. wear 
rubber gloves In case of contact 
flush skin or eyes with plenty of 
water. for eyes. get medical at 
tent Ion Launder clothing belore 
reuse Avoid contamination of 
seed. feed. and foodstuffs 
ThiS product IS tCloc to fish Keep 
out of lakes. ponds and streams 
Do not reuse container Destroy 
when empty 
1_,Cl~~4 n""l 1' •• ':;:: <'; 
...., OJ .! •••.• J,,; .~ ROo, '-.: 
" ••• 'l.;, 
:.,. 1<., ". ......... • '. 
- -------------
1

........ ....... -­, 
- trex ®.propachlor 
Mixture 
.-
Herbicide 
For weed control in 
corn and sorghum 
Adive Ingredienl. 69.0'. 
At'allne (2-ch1o,o·4 
et:'ylarr,tno 6'lsop'opyl 
ammo·s-trlaZlne I 20.9 Q/O 
:! chloru-N-lsoP f opyl-
dcetan:llde .... 1 '\'. ----- -Inert l"!Iredlenl.: 31.0'11. ------- --
Tol.l: 100.0·0 
AAlrex·prop.chlor is a wal­
lablepow"r 
Geigy 
' .. , .. 
~j", -: ... 
Warning: 
Keep out of reach of chil­
dren. See additional warn­
ing statements on back. 
"\ t." , 
~ ,~ , 
--~