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Ag-Surf: 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 > Ag-Surf
Excerpt from Chapter 5, Publication 75, Guide to Weed Control, Order this publication
Trade Names
Ag-Surf
Type of adjuvant Non-ionic surfactant
Chemical composition Nonylphenoxy polyethyoxyethanol
Guaranteed Active 92%
Ontario Schedule 2
Winter Storage C
Registered Uses For use with glyphosate, Pursuit 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 For use with glyphosate: when applying the 2.5 L/ha of water, add Ag-Surf at 0.5% (0.50 L/100L water) to maintain adequate surfactant concentration. For use with glyphosate to control annual grasses and broadleaf weeds for minimum or zero-till: use 350 mL/ha plus glyphosate at 1.1 L/ha in 50-100 L/ha of clean water.
Unique Characteristics Do not exceed recommended rates of Ag-Surf, as too much may reduce the effectiveness of the herbicide due to excessive run-off. Consult product label for full directions.
Manufacturer / Registrant  Interprovincial Cooperative Ltd.

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