ASTM E1519-06a

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: E 1519 – 06a
Standard Terminology Relating to
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Agricultural Tank Mix Adjuvants
This standard is issued under the fixed designation E 1519; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. A
superscript epsilon (e) indicates an editorial change since the last revision or reapproval.
1. Scope alkalinity agent—a material that can be added to the spray
mixture to raise the pH.
1.1 This terminology is used or is likely to be used in test
amphoteric surfactant—a surface-active agent capable of
methods, specifications, guides, and practices related to agri-
forming, in aqueous solution, either surface-active anions or
cultural tank mix adjuvants.
surface-active cations depending on the pH.
1.2 These definitions are written to ensure that standards
anionic surfactant—a surface-active agent in which the active
related to agricultural tank mix adjuvants are properly under-
portion of the molecule containing the lipophilic segment
stood and interpreted.
forms exclusively a negative ion (anion) when placed in
2. Referenced Documents
aqueous solution.
2
antifoaming agent—a material used to inhibit or prevent the
2.1 ASTM Standards:
formation of foam.
D 459 Terminology Relating to Soap and Other Detergents
attractant—a material that attracts specific pests.
D 483 Test Method for Unsulfonated Residue of Petroleum
buffer or buffering agent—a compound or mixture that, when
Plant Spray Oils
contained in solution, causes the solution to resist change in
E 609 Terminology Relating to Pesticides
pH. Each buffer has a characteristic limited range of pH over
D 2140 Test Method for Carbon-Type Composition of In-
which it is effective.
sulating Oils of Petroleum Origin
canopy penetrating agent—an adjuvant that increases the
3. Terminology
penetration of the spray material into the crop canopy. See
deposition aid.
3.1 Terms and Definitions:
cationic surfactant—a surface-active agent in which the
absorption—a process in which one material (the absorbent)
active portion of the molecule containing the lipophilic
takes in and retains another (the absorbate).
segment forms exclusively a positive ion (cation) when
acidifier—a material that can be added to spray mixtures to
placed in aqueous solution.
lower the pH.
colorant—a material used to alter the color of the tank mix.
activator—a material that increases the biological efficacy of
compatibility agent—asurface-activeagentthatallowssimul-
agrichemicals.
taneous application of liquid fertilizer and agrichemical, or
active ingredient—a component of the formulation that pro-
two or more agrichemical formulations, as a uniform tank
duces a specific effect for which the formulation is designed.
mix, or improves the homogeneity of the mixture and the
adjuvant—a material added to a tank mix to aid or modify the
uniformity of the application.
action of an agrichemical, or the physical characteristics of
crop oil concentrate—an emulsifiable petroleum oil-based
the mixture.
product containing 15 to 20 % w/w surfactant and a mini-
mum of 80 % w/w phytobland oil.
crop oil (emulsifiable)—an emulsifiable petroleum oil-based
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This terminology is under the jurisdiction of ASTM Committee E35 on
product containing up to 5 % w/w surfactant and the
Pesticides and Alternative Control Agents and is the direct responsibility of
remainder of a phytobland oil.
Subcommittee E35.22 on Pesticide Formulations and Delivery Systems.
crop oil (non-emulsifiable)—See phytobland oil.
Current edition approved June 1, 2006. Published June 2006. Originally
approved in 1993. Last previous edition approved in 2006 as E 1519 – 06.
defoaming agent—a material that eliminates or suppresses
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
foam in the spray tank
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
deposition aid—a material that improves the ability of ag-
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. richemical sprays to deposit on targeted surfaces.
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E 1519 – 06a
dormant oil—a horticultural spray oil applied during the penetrant—a material that enhances the ability of an ag-
dormant phase of the targeted plant. (See horticultural richemical to enter a substrate or penetrate a surface.
spray oil.) petroleum oil—oilderivedfrompetroleum;containsamixture
drift control agent—a material used in liquid spray mixtures of hydrocarbons that are broadly classified as paraffins,
to reduce spray drift. napthenes, aromatics, or other unsat
...