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Companion: non-ionic surfactant

Author: OMAFRA Staff
Creation Date: 25 November 2002
Last Reviewed: 21 January 2008
Pub 75: Guide to Weed Control > Notes on Adjuvants > Companion: non-ionic surfactant
Excerpt from Chapter 5, Publication 75, Guide to Weed Control, Order this publication
Trade Names
Companion
Type of adjuvant Non-ionic surfactant
Chemical composition Octylphenoxy-polyethoxy-(9)-ethanol
Guaranteed Active 70%
Ontario Schedule 3
Winter Storage C
Registered Uses For use with Telar, Muster or glyphosate and other products as labelled.
Benefit Improves chemical effectiveness
Mode of Action It is a wetting and spreading agent that improves coverage of spray mixes.
Mixing With glyphosate for the control of annual grasses and broadleaf weeds, add 450 mL of Companion in 50-100 L of water/ha. With Telar, add 100 mL of Companion to 100 L of water for the control of broadleaf weeds. Use constant agitation.
Unique Characteristics Do not exceed the recommended rates of Companion as too much may reduce the effectiveness of the herbicide due to excessive run-off.
Manufacturer / Registrant  Dow Agrosciences.

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