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OxiPhos® is a combination of phosphorous acid and activated peroxide that provides a one-two punch against diseases. The activated peroxide helps the phosphorous acid active ingredient to have a broader effect on targeted organisms. OxiPhos can be used throughout the growing season to prevent and control diseases caused by the oomycete group of pathogens.

Functions: Fungicide

Fungicide Target Species: Botrytis, Phytophthora, Pythium

Application Technique: Chemigation, Foliage Applied, Sprayers, Sprinklers

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Knowde Enhanced TDS

Identification & Functionality

Agrochemical Functions
Technologies
Composition
  • ACTIVE INGREDIENT
  • Mono- and di-potassium salts of phosphorus acid*.................... 27.1%

*Contains 17.7% phosphorus acid by wt.

  • Hydrogen Peroxide..................................................................... 14.0%
  • OTHER INGREDIENTS:........................................................... 58.9%
  • TOTAL:................................................................................... 100.0%

*Contains 2.96 pounds/gallon of mono- and di-potassium salts of phosphorous acid, equivalent to 1.93 pounds of phosphorous acid per gallon.

Features & Benefits

Product Highlights

How should OxiPhos be used?

OxiPhos is designed for use on crops, turf and ornamentals with proven efficacy against oomycete pathogens including pythium (root rots/blight), phytophthora and downy mildew. OxiPhos is an excellent tank mix partner with other chemistries and has been shown to increase overall pesticide effectiveness. It’s compatible with OxiDate 2.0, OxiDate 5.0 and can be used throughout the growing season for prevention and control of plant diseases, plus approved for postharvest applications on select crops to extend shelf life and storability by managing rot in storage.

Applications & Uses

Fungicide Target Species
Application Instructions

Ornamental Pathogens

Disease Application Method Dilution Rate Application Rate
Downy Mildew Foliar Spray 1:300 42.3 fl.oz of OxiPhos per 100 gallons of water; apply 30–100 gallons of spray solution per treated acre
Bacteria Blight Foliar Spray 1:300 42.3 fl.oz of OxiPhos per 100 gallons of water; apply 30–100 gallons of spray solution per treated acre
Phytophthora spp and Pythium spp. Soil Drench
Transplant Dip
1:300
1:500
42.3 fl.oz of OxiPhos per 100 gallons of water.
25.6 fl. oz. of OxiPhos per 100 gallons of water

Bedding Plant Pathogens

Disease Application Method Dilution Rate Application Rate
Downy Mildew Foliar Spray 1:300 42.3 fl.oz of OxiPhos per 100 gallons of water; apply 30–100 gallons of spray solution per treated acre
Phytophthora spp and Pythium spp. Foliar Spray
Soil Drench
1:300
1:300
42.3 fl.oz of OxiPhos per 100 gallons of water; apply 30–100 gallons of spray solution per treated acre
42.3 fl.oz of OxiPhos per 100 gallons of water.

Turf Pathogens

Disease Application Method Dilution Rate Application Rate
Pythium Foliar Spray 1:300 5-10 fl. oz. per 1,0000 sq. ft.
Yellow Tuft Foliar Spray 1:300 8.2 fl. oz. per 1,0000 sq. ft.

 

Directions for use

It is a violation of Federal law to use this product in a manner inconsistent with its labeling. Do not apply this product through any irrigation system unless the chemigation instructions on this label are followed. 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 State or Tribal agency responsible for pesticide regulation.

AGRICULTURAL USE REQUIREMENTS

Use this product only in accordance with its labeling and with the Worker Protection Standard, 40 CFR Part 170. This standard contains requirements for the protection of agricultural workers on farms, forests, nurseries and greenhouses, and handlers of agricultural pesticides. It contains requirements for training, decontamination, notification, and emergency assistance. It also contains specific instructions and exceptions pertaining to the statements on this label about personal protective equipment (PPE), and restricted entry intervals (REI). The requirements in this box apply to uses of this product that are covered by the Worker Protection Standard.

Do not enter or allow entry into treated areas during the Restricted Entry Interval (REI) of 4 hours. PPE required for early entry into treated areas that is permitted under the Worker Protection Standard and that involves contact with anything that has been treated such as plants, soil, or water, is:

  • Long-sleeved shirt and long pants
  • Waterproof gloves
  • Shoes plus socks

There is a Restricted Entry Interval (REI) of zero (0) hours for chemigation, pre-plant dip, seed treatment, soil drench, soil incorporation, tree injection or paint, or other non-spraying application methods when used in enclosed environments such as glasshouses and greenhouses.

For field applications: Keep unprotected persons out of treated areas until sprays have dried.

NON-AGRICULTURAL USE REQUIREMENTS

The requirements in this box apply to uses of this product that are not within the scope of the Worker Protection Standard for agricultural pesticides (40 CFR Part 170). The WPS applies when this product is used to produce agricultural plants on farms, forests, nurseries or greenhouses. For other uses including golf courses and other non-agricultural uses, do not enter treated areas without protective clothing until sprays have dried.

Mode of Action
  • Systemic Action
    • POTASSIUM SALTS OF PHOSPHORUS ACID, ALSO CALLED POTASSIUM PHOSPHITE, METABOLIZE INSIDE THE PLANTS INTO PHOSPHORUS ACID. PHOSPHORUS ACID INHIBITS OXIDATIVE PHOSPHORYLATION IN THE METABOLISM OF OOMYCETES AND BLOCKS ESSENTIAL PATHOGEN ENZYMES LIMITING PATHOGEN GROWTH DIRECTLY.
  • Contact Action
    • HYDROGEN PEROXIDE, UPON CONTACT WITH PATHOGENS, OXIDIZES COMPONENTS OF CELL MEMBRANE RESULTING IN INCREASED CELL PERMEABILITY AND EVENTUAL DEATH.

Properties

Physical Form

Safety & Health

Precautionary Statements

HAZARDS TO HUMANS AND DOMESTIC ANIMALS

DANGER Corrosive: Causes skin burns. Causes irreversible eye damage. Harmful if swallowed. Harmful if inhaled. Avoid breathing vapor or spray mist. Do not get in eyes, on skin, or on clothing. Wash thoroughly with soap and water after handling and before eating, drinking, chewing gum, using tobacco or using the toilet. Remove and wash contaminated clothing before reuse.

Personal Protective Equipment (PPE)

Handlers who may be exposed to the undiluted product through mixing, loading, application, or other tasks must wear: coveralls over long-sleeved shirt and long pants, rubber gloves, chemical resistant footwear plus socks, and protective eyewear (goggles or face shield). Handlers who may be exposed to the dilute through application or other tasks must wear: longsleeved shirt and long pants, and shoes plus socks. Follow manufacturer’s instructions for cleaning/ maintaining PPE. Discard clothing and other absorbent materials that have been drenched or heavily contaminated with this product. Do not reuse them. If no such instructions for washables, use detergent and hot water. Keep and wash PPE separately from other laundry

Engineering Controls Statement: When handlers use closed systems, enclosed cabs, or aircraft in a manner that meets the requirements listed in the Worker Protection Standard (WPS) for agricultural pesticides [40 CFR 170.240(d) (4-5)], the handler PPE requirements may be reduced or modified as specified in the WPS.

User Safety Recommendations

Users should

  • Remove clothing immediately if pesticide gets inside. Then wash thoroughly and put on clean clothing.
  • Remove PPE immediately after handling this product. Wash the outside of gloves before removing. As soon as possible, wash thoroughly and change into clean clothing
Environmental Hazards

For terrestrial uses, do not apply directly to water, or to areas where surface water is present or to intertidal areas below the mean high water mark. Do not contaminate water when disposing of equipment wash waters or rinsate. This pesticide is toxic to birds. This pesticide is toxic to fish and aquatic organisms. Do not apply to water. Drift and runoff from treated areas may be hazardous to fish and aquatic organisms in adjacent aquatic sites.

Storage & Handling

Storage and Disposal

Do not contaminate water, food, or feed by storage or disposal.

PESTICIDE STORAGE: Store in original containers in a cool, well- vented area, away from direct sunlight. Do not allow product to become overheated in storage. This may cause increased degradation of the product, which will decrease product effectiveness. In case of spill, flood area with large quantities of water. Do not store in a manner where cross-contamination with other pesticides or fertilizers could occur.

PESTICIDE DISPOSAL: Pesticide wastes may be hazardous. Improper disposal of excess pesticide, spray mixture, or rinsate is a violation of Federal Law. If these wastes cannot be disposed of by use according to label directions, contact your State Pesticide or Environmental Control Agency, or the Hazardous Waste Representative at the nearest EPA Regional Office for guidance.

CONTAINER HANDLING:

Containers equal to or less than 5 gallons: Nonrefillable container. Do not reuse or refill this container. Triple rinse container (or equivalent) promptly after emptying. Triple rinse as follows: Empty the remaining contents into application equipment or a mix tank. Fill the container ¼ full with water and recap. Shake for 10 seconds. Pour rinsate into application equipment or a mix tank or store rinsate for later use or disposal. Drain for 10 seconds after the flow begins to drip. Repeat this procedure two more times. Then offer for recycling if available or puncture and dispose of in a sanitary landfill, or by incineration. Do not burn, unless allowed by state and local ordinances. If burned, stay out of smoke.

Containers greater than 5 gallons: Nonrefillable container. Do not reuse or refill this container. Triple rinse container (or equivalent) promptly after emptying. Triple rinse as follows: Empty the remaining contents into application equipment or a mix tank. Fill the container ¼ full with water. Replace and tighten closures. Tip container on its side and roll it back and forth, ensuring at least one complete revolution for 30 seconds. Stand the container on its end and tip it back and forth several times. Empty the rinsate into application equipment or a mix tank or store rinsate for later use or disposal. Repeat this procedure two more times. Then offer for recycling if available or puncture and dispose of in a sanitary landfill, or by incineration. Do not burn, unless allowed by state and local ordinances. If burned, stay out of smoke.