Prenfish Fish Toxicant 2026 03 22

How should the product be diluted based on stream flow?

• Always diluted regardless of flow
• Undiluted for flows > 25 ft3/s; diluted for flows < 25 ft3/s
• Undiluted for flows < 25 ft3/s; diluted for flows > 25 ft3/s
• Always undiluted regardless of flow

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When treating 'Tolerant Species in Organic Waters', what is the required application rate?

• 0.025 – 0.05 ppm
• 0.5 – 1.0 ppm
• 2.0 – 4.0 ppm
• 5.0 – 10.0 ppm

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Based on the provided label facts, what information is available regarding Personal Protective Equipment (PPE)?

• Gloves and goggles must be worn
• Respirator required for all applications
• No PPE information is provided in the label facts
• Chemical resistant apron required

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To achieve a finished strength of 0.5 – 1.0 ppm for fish, how much product (5% A.I.) is required per 18.4 to 9.2 ft3/s for a 4-hour application?

• 1 liter
• 1 gallon
• 5 gallons
• 10 liters

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What is the primary target pest for Prenfish Fish Toxicant 2026 03 22?

• Fish
• Insects
• Algae
• Bacteria

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If multiple application sites are used along the length of a treated stream, how far apart should they be spaced?

• Approximately 1/4 to 1/2 mile
• Approximately 1/2 to 2 miles
• Approximately 5 to 10 miles
• Approximately 20 to 50 feet

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When applying the product as a drip to the flowing portion of a stream, what is the recommended duration of application?

• 1 to 2 hours
• 4 to 8 hours
• 12 to 24 hours
• 24 to 48 hours

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According to the label, where should this product be applied?

• Indoor ponds
• Outdoor streams
• Indoor tanks
• Outdoor lakes

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