PRIMEXTRA GOLD 660 SC HERBICIDE 20LT SYNGENTA 0065356
- Active ingredient
- 370 g/L atrazine + 290 g/L S-metolachlor
- Controls
- Host: Maize, sorghum. Target: Annual grass and broadleaf weeds
Primextra Gold Herbicide Controls certain annual grasses and broadleaf weeds in Maize, Sugarcane and Sweet Corn, also in Sorghum when previously treated with Concep II or Epivio C Sorghum Seed Safener.
Mixing and spraying:
Stir product or invert container several times before opening.
Pour the product into the spray vat through a strainer to remove any dry particles or flakes, which can occasionally occur under hot storage conditions.
Add the full quantity of product to the partly filled spray tank while agitating.
Fill tank and agitate to ensure thorough mixing.
Continue agitation while spraying.
Restriction of Use:
DO NOT apply if heavy rains or storms that are likely to cause runoff are forecast within 2 days of application.
Active Composition:
290 g/LS-Metolachlor
370 g/LAtrazine
Activity Group:
Group 5 Herbicide Group 15 Herbicide
Formulation:
Suspension Concentrate | SC
Tank mix lifespan:
Settling may occur after storage for some weeks.
Active Ingredient: 370 g/L atrazine + 290 g/L S-metolachlor
Chemical Schedule: S6
APVMA Reg. No: 50885
Always read the current registered product label before use. Dose rates and withholding periods on this page are provided as a guide only. The registered label supplied with the product is the legal document and takes precedence. If in doubt, contact TGRM on (07) 5482 1692 or the manufacturer directly.
Always read the label and follow directions for use. The registered label is the legal document governing use of this product.
Download the Safety Data Sheet for this product:
Download SDS (PDF)Required for safe handling and storage. Keep on-site per WHS regulations.
Common Questions
What weeds and crops does Primextra Gold 660 SC control?
Primextra Gold 660 SC is registered to control certain annual grasses and broadleaf weeds in maize, sugarcane and sweet corn. It is also registered for use in sorghum when the seed has been previously treated with Concep II or Epivio C Sorghum Seed Safener. Always check the product label to confirm your specific crop and weed situation is covered.
What is the correct way to mix Primextra Gold 660 SC?
Before opening, stir the product or invert the container several times. Pour it into the spray vat through a strainer to remove any dry particles or flakes that may occasionally form during storage. Add the full quantity to a partly filled spray tank while agitating, then fill the tank and agitate thoroughly to ensure complete mixing. Continue agitation while spraying. Refer to the product label for complete mixing instructions and any tank mix compatibility information.
What should I do if settling occurs after storage?
Settling may occur after storage for some weeks. This is why it is important to stir or invert the container several times before opening and to strain the product when pouring it into the spray vat. Proper agitation during mixing and spraying will help maintain an even suspension. Always follow the label instructions for storage and preparation.
Are there any weather restrictions before I can apply this product?
Yes. Do not apply Primextra Gold 660 SC if heavy rains or storms that are likely to cause runoff are forecast within 2 days of application. Always check the weather forecast before spraying and refer to the product label for full application recommendations and timing guidelines.
Where can I find the label and Safety Data Sheet?
The product label and Safety Data Sheet (SDS) contain essential information about safe handling, storage, application rates, withholding periods and protective equipment. These documents should be read carefully before use. Contact TGRM on (07) 5482 1692 or visit us at 55 Tozer St, Gympie if you need a copy or have questions about safe use.
Do you ship this product Australia-wide?
Yes, this product ships Australia-wide via road courier. It is too large or heavy for Australia Post. Call us on (07) 5482 1692 if you have any questions about delivery to your area.
Mainland Australia only — we cannot deliver this product to Tasmania. It is classified as environmentally hazardous (harmful to aquatic life), which means it cannot be carried by sea or air freight. Tasmania and other offshore destinations can only be reached by a sea or air leg, so we are unable to send it there. It travels by road freight to mainland addresses as normal. Call us on (07) 5482 1692 if you are unsure about your address.
Can you deliver this to Tasmania?
No. This product is environmentally hazardous (harmful to aquatic life) and cannot legally be carried on sea or air freight. Because every route to Tasmania involves a sea or air crossing, we can only deliver it within mainland Australia. If you are in Tasmania, please call us on (07) 5482 1692 and we will help you find an alternative product.
Can I Click & Collect from Gympie?
Yes — Click & Collect is available from our store at 55 Tozer St, Gympie. Open Mon–Fri 8am–5pm and Sat 8am–12pm. Click & Collect is FREE on orders of $175 or more, or a flat $10 on orders under $175. Select Click & Collect at checkout and we will have your order ready.


