Label
Maestro 4EC
Manufacturer
Group C3 Herbicide
71368-78
N/A
DOT
WP/S&T
Long-sleeved shirt and long pants Chemical-resistant gloves such as barrier laminate or viton gloves for cleaning equipment and mixing/loading Chemical-resistant apron when cleaning equipment and mixing/loading Shoes plus socks
coveralls over long-sleeved shirt and long pants, chemical resistant gloves such as barrier laminate or viton gloves, shoes plus socks and protective eyewear.
For all crops except turf, the REI is 24 hours. The REI for harvesting sod farm turf is 12 days. The REI for other turf activities is 24 hours.
Always store pesticides in a secured warehouse or storage building. Do not store near seeds, fertilizers, insecticides or fungicides. Do not use or store near heat or open flame.
Sara Title III
| Hazardous Ingredient | Cas # | Percent | EHS TPQ | TRQ of Ingredient |
|---|---|---|---|---|
| Bromoxynil, octanoic acid ester | 1689-99-2 | 28 | NOL | STD |
| Bromoxynil, heptanoic acid ester | 56634-95-8 | 27 | NOL | STD |
| Other ingredients including: | 45 | |||
| Aromatic solvent may contain: | 64742-94-5 | NOL | STD | |
| Naphthalene | 91-20-3 | <4.3 | NOL | STD |
| 1-Methylnaphthalene | 90-12-0 | >1 | NOL | STD |
| 2-Methylnaphthalene | 91-57-6 | >1 | NOL | STD |
| Bromoxynil, octanoic acid ester | |
| Cas # | 1689-99-2 |
| Percent | 28 |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
| Bromoxynil, heptanoic acid ester | |
| Cas # | 56634-95-8 |
| Percent | 27 |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
| Other ingredients including: | |
| Cas # | |
| Percent | 45 |
| EHS TPQ | |
| TRQ of Ingredient | |
| Aromatic solvent may contain: | |
| Cas # | 64742-94-5 |
| Percent | |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
| Naphthalene | |
| Cas # | 91-20-3 |
| Percent | <4.3 |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
| 1-Methylnaphthalene | |
| Cas # | 90-12-0 |
| Percent | >1 |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
| 2-Methylnaphthalene | |
| Cas # | 91-57-6 |
| Percent | >1 |
| EHS TPQ | NOL |
| TRQ of Ingredient | STD |
STATE RESTRICTIONS
{"47145":"Alaska","47146":"Alabama","47147":"Arkansas","47148":"Arizona","47149":"California","47150":"Colorado","47151":"Connecticut","47153":"Delaware","47154":"Florida","47155":"Georgia","47156":"Hawaii","47157":"Iowa","47158":"Idaho","47159":"Illinois","47160":"Indiana","47161":"Kansas","47162":"Kentucky","47163":"Louisiana","47164":"Massachusetts","47165":"Maryland","47166":"Maine","47167":"Michigan","47168":"Minnesota","47169":"Missouri","47170":"Mississippi","47171":"Montana","47172":"North Carolina","47173":"North Dakota","47174":"Nebraska","47175":"New Hampshire","47176":"New Jersey","47177":"New Mexico","47178":"Nevada","47179":"New York","47180":"Ohio","47181":"Oklahoma","47182":"Oregon","47183":"Pennsylvania","47185":"Rhode Island","47186":"South Carolina","47187":"South Dakota","47188":"Tennessee","47189":"Texas","47190":"Utah","47191":"Virginia","47192":"Vermont","47193":"Washington","47194":"Wisconsin","47195":"West Virginia","47196":"Wyoming"}
Restricted
Not Restricted
| State | Updated | Restriction Status |
|---|---|---|
| Alaska | 10/11/2018 | Not Restricted |
| Alabama | 10/11/2018 | Not Restricted |
| Arkansas | 10/11/2018 | Not Restricted |
| Arizona | 10/11/2018 | Not Restricted |
| California | 10/11/2018 | Not Restricted |
| Colorado | 10/11/2018 | Not Restricted |
| Connecticut | 10/11/2018 | Not Restricted |
| Delaware | 10/11/2018 | Not Restricted |
| Florida | 10/11/2018 | Not Restricted |
| Georgia | 10/11/2018 | Not Restricted |
| Hawaii | 10/11/2018 | Not Restricted |
| Iowa | 10/11/2018 | Not Restricted |
| Idaho | 10/11/2018 | Not Restricted |
| Illinois | 10/11/2018 | Not Restricted |
| Indiana | 10/11/2018 | Not Restricted |
| Kansas | 10/11/2018 | Not Restricted |
| Kentucky | 10/11/2018 | Not Restricted |
| Louisiana | 10/11/2018 | Not Restricted |
| Massachusetts | 10/11/2018 | Not Restricted |
| Maryland | 10/11/2018 | Not Restricted |
| Maine | 10/11/2018 | Not Restricted |
| Michigan | 10/11/2018 | Not Restricted |
| Minnesota | 10/11/2018 | Not Restricted |
| Missouri | 10/11/2018 | Not Restricted |
| Mississippi | 10/11/2018 | Not Restricted |
| Montana | 10/11/2018 | Not Restricted |
| North Carolina | 10/11/2018 | Not Restricted |
| North Dakota | 10/11/2018 | Not Restricted |
| Nebraska | 10/11/2018 | Not Restricted |
| New Hampshire | 10/11/2018 | Not Restricted |
| New Jersey | 10/11/2018 | Not Restricted |
| New Mexico | 10/11/2018 | Not Restricted |
| Nevada | 10/11/2018 | Not Restricted |
| New York | 10/11/2018 | Not Restricted |
| Ohio | 10/11/2018 | Not Restricted |
| Oklahoma | 10/11/2018 | Not Restricted |
| Oregon | 10/11/2018 | Not Restricted |
| Pennsylvania | 10/11/2018 | Not Restricted |
| Rhode Island | 10/11/2018 | Not Restricted |
| South Carolina | 10/11/2018 | Not Restricted |
| South Dakota | 10/11/2018 | Not Restricted |
| Tennessee | 10/11/2018 | Not Restricted |
| Texas | 10/11/2018 | Not Restricted |
| Utah | 10/11/2018 | Not Restricted |
| Virginia | 10/11/2018 | Not Restricted |
| Vermont | 10/11/2018 | Not Restricted |
| Washington | 10/11/2018 | Not Restricted |
| Wisconsin | 10/11/2018 | Not Restricted |
| West Virginia | 10/11/2018 | Not Restricted |
| Wyoming | 10/11/2018 | Not Restricted |
RELATED PRODUCTS
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
9779-347
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide
EPA#:
34704-891
Product Type:
Herbicide, Postemergence
|
Herbicide, Preemergence
|
Herbicide
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
MCPA Isooctyl(2-ethylhexyl) Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
34704-886
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
Bromoxynil Heptanoic Acid Ester
|
Bromoxynil Octanoic Acid Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
34704-1052
Product Type:
Herbicide, Postemergence
Active Ingredients:
Bromoxynil Heptanoic Acid Ester
|
Bromoxynil Octanoic Acid Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
34704-1052
Product Type:
Herbicide, Postemergence
Active Ingredients:
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide
EPA#:
42750-48
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
42750-52
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
42750-103
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
Atrazine
|
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group C1 Herbicide, Group C3 Herbicide
EPA#:
34704-892
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
Fluroxypyr 1-methylheptyl Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
1381-249
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
1-Methylheptyl ((4-amino-3,5-dichloro-6-fluoro-2-pyridinyl)oxy)acetate
|
Bromoxynil Octanoic Acid Ester
|
2,4-Dichlorophenoxyacetic acid, ethylhexyl ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
71368-90
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
Bromoxynil Octanoic Acid Ester
|
Fluroxypyr 1-methylheptyl Ester
|
MCPA 2-Ethylhexyl Ester
HRAC/FRAC/IRAC Classification:
Group C3 Herbicide, Group O Herbicide
EPA#:
71368-89
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
2,4-D 2-Ethylhexyl Ester
|
Bromoxynil Heptanoic Acid Ester
|
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group O Herbicide, Group C3 Herbicide
EPA#:
71368-93-2935
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
2,4-D 2-Ethylhexyl Ester
|
Bromoxynil Heptanoic Acid Ester
|
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group O Herbicide, Group C3 Herbicide
EPA#:
71368-93-2935
Product Type:
Herbicide, Postemergence
|
Herbicide
Active Ingredients:
2,4-D Isooctyl(2-ethylhexyl) Ester
|
Bromoxynil Octanoic Acid Ester
HRAC/FRAC/IRAC Classification:
Group O Herbicide, Group C3 Herbicide
EPA#:
5905-552
Product Type:
Herbicide, Postemergence
|
Herbicide
PRODUCT APPLICATION
MOST SUSCEPTIBLE BROADLEAF WEED SPECIES
-
Most Susceptible Broadleaf Weed Species
- 0.5 Pt / Acre
SUSCEPTIBLE BROADLEAF WEED SPECIES
-
Susceptible Broadleaf Weed Species
CANADA THISTLE SUPPRESSION
-
Canada Thistle Suppression
CEREAL GRAIN CROPS
-
General Weed Control
- 0.5 - 0.75 Pt / Acre
-
General Weed Control - 1/2 Pint/acre
- 0.5 Pt / Acre
-
General Weed Control - 3/4 Pint/acre
- 0.75 Pt / Acre
-
General Weed Control - 1 Pint/acre
- 1 Pt / Acre
-
Large Common Cocklebur, Common Lambsquarters And Sunflower
- 0.5 Pt / Acre
-
Large Velvetleaf
- 0.75 - 1 Pt / Acre
-
Chemigation 1 Pint/acre - Most Susceptible Weed Species
- 1 Pt / Acre
-
Chemigation 1 Pint/acre - Susceptible Weed Species
- 1 Pt / Acre
SPRING SEEDED WHEAT, BARLEY, OATS, RYE AND TRITICALE
-
Most Susceptible Weed Species
- 0.5 Pt / Acre
-
Susceptible Weed Species
- 0.75 - 1 Pt / Acre
FALL AND SPRING SEEDED WHEAT, BARLEY, OATS, RYE AND TRITICALE
-
Most Susceptible Weed Species
- 0.75 - 1 Pt / Acre
-
Susceptible Weed Species
- 0.75 - 1 Pt / Acre
WHEAT, BARLEY, OATS, RYE AND TRITICALE
-
Most Susceptible Weed Species - Chemigation
- 1 Pt / Acre
-
Susceptible Weed Species - Chemigation
- 1 Pt / Acre
SMALL GRAINS UNDERSEEDED WITH ALFALFA
-
Most Susceptible Weed Species
- 0.5 Pt / Acre
-
Susceptible Weed Species
- 0.75 Pt / Acre
FORAGE, FIBER AND SPECIALTY CROPS ALFALFA (SEEDLING)
-
Most Susceptible Weed Species
- 0.5 Pt / Acre
-
Susceptible Weed Species
- 0.75 Pt / Acre
-
Most Susceptible Weed Species - Chemigation
- 1 Pt / Acre
-
Susceptible Weed Species - Chemigation
- 1 Pt / Acre
FLAX
-
Most Susceptible Weed Species
- 0.5 Pt / Acre
MINT (ESTABLISHED PEPPERMINT AND SPEARMINT ONLY)
-
Most Susceptible Weed Species
- 0.5 - 0.75 Pt / Acre
-
Susceptible Weed Species
- 0.5 - 0.75 Pt / Acre
-
Most Susceptible Weed Species - Chemigation
- 1 Pt / Acre
-
Susceptible Weed Species - Chemigation
- 1 Pt / Acre
ONIONS (DRY BULB)
-
Most Susceptible Weed Species - Preemergence
- 0.5 Pt / Acre
-
Susceptible Weed Species - Preemergence
- 0.75 Pt / Acre
-
Most Susceptible Weed Species - Postemergence
- 0.5 Pt / Acre
-
Susceptible Weed Species - Postemergence
- 0.75 Pt / Acre
GRASS CROPS
-
Susceptible Weed Species
- 0.5 - 1.0 Pt / Acre
- 0.188 - 0.375 Fl_Oz / 1000 Sq_Ft
-
Susceptible Weed Species - Chemigation
- 1.0 Pt / Acre
- 0.375 Fl_Oz / 1000 Sq_Ft
NON-RESIDENTIAL TURFGRASS
-
Susceptible Weed Species
- 0.5 - 1.0 Pt / Acre
- 0.188 - 0.375 Fl_Oz / 1000 Sq_Ft
NON-CROPLAND AND INDUSTRIAL SITES
-
Susceptible Weed Species
- 0.5 - 1.0 Pt / Acre
- 0.188 - 0.375 Fl_Oz / 1000 Sq_Ft
GARLIC
-
Most Susceptible Weed Species (112 Days Phi)
- 0.75 - 1 Pt / Acre
-
Susceptible Weed Species (112 Days Phi)
- 0.75 - 1 Pt / Acre
-
Most Susceptible Weed Species (60 Days Phi)
- 0.75 - 1 Pt / Acre
-
Susceptible Weed Species (60 Days Phi)
- 0.75 - 1 Pt / Acre