Rotenone Powder Fish Toxicant 2026 03 22

To avoid deactivation (detoxification), within what timeframe should the product be treated?

• Within 24 hours
• Within 48 hours ✓
• Within one week
• Within 2 to 4 weeks

Answer: The timing/weather section states to 'treat within 48 hours to avoid deactivation (detoxification)'.

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According to the label, where is this product intended to be applied?

• Indoor residential surfaces
• Outdoor standing water ✓
• Indoor drains and sinks
• Outdoor soil and vegetation

Answer: The label specifies the location for all applications is 'Outdoor' at the site of 'standing water'.

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For 'Tolerant Species in Organic Ponds', what is the application rate in m3 per Kilogram Product (5% A.I.)?

• 2000 to 1000
• 1000 to 333
• 500 to 250 ✓
• 0.74 to 0.37

Answer: The label lists the rate for Tolerant Species in Organic Ponds as 500 to 250 m3 per Kilogram Product.

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When treating 'Tolerant Species' in standing water, what is the required dilution range of Active Rotenone?

• 0.5 – 1.0 ppm Active Rotenone
• 2.0 – 4.0 ppm Active Rotenone
• 1.0 – 3.0 ppm Active Rotenone ✓
• 5.0 – 10.0 ppm Active Rotenone

Answer: For Tolerant Species, the label specifies a dilution of 1.0 – 3.0 ppm Active Rotenone.

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When preparing a mixture for Springs, Seeps and Areas With Poor Water Exchange, what is the required consistency?

• Liquid solution
• Fine powder
• Dough-like consistency ✓
• Granular sand

Answer: The mixing instructions for Springs, Seeps and Areas With Poor Water Exchange state to add sufficient water to create a dough-like consistency.

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What is a characteristic of water treated with this product regarding deactivation?

• It will deactivate immediately upon contact.
• It will deactivate under natural conditions within one week to one month. ✓
• It will remain active indefinitely if kept in the shade.
• It will deactivate only if the temperature is below freezing.

Answer: The label states that water treated with this product will deactivate under natural conditions within one week to one month depending upon temperatures, alkalinity, etc.

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When using the semi-closed aspirator system, what is the recommended pre-mix ratio?

• 1 to 5% w/w powder to water ✓
• 10 to 20% w/w powder to water
• 0.5 to 1.0% w/w powder to water
• 50% powder to water

Answer: The mixing instructions for the semi-closed aspirator system specify pre-mixing at approximately 1 to 5% w/w powder to water.

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How long should a technician typically wait after treatment before restocking?

• 48 hours
• 1 week to 1 month
• 2 to 4 weeks ✓
• 6 months

Answer: The label states to 'Typically, wait 2 to 4 weeks after treatment prior to restocking.'

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