ASTM E1519-01

NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
Designation: E 1519 – 01
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 forms exclusively a negative ion (anion) when placed in
aqueous solution.
1.1 This terminology is used or is likely to be used in test
antifoaming agent—a material used to inhibit or prevent the
methods, specifications, guides, and practices related to agri-
formation of foam.
cultural tank mix adjuvants.
attractant—a material that attracts specific pests.
1.2 These definitions are written to ensure that standards
buffer or buffering agent—a compound or mixture that, when
related to agricultural tank mix adjuvants are properly under-
contained in solution, causes the solution to resist change in
stood and interpreted.
pH. Each buffer has a characteristic limited range of pH over
2. Referenced Documents which it is effective.
canopy penetrating agent—an adjuvant that increases the
2.1 ASTM Standards:
penetration of the spray material into the crop canopy. See
D 459 Terminology Relating to Soaps and Other Deter-
2
deposition aid.
gents
cationic surfactant—a surface-active agent in which the
D 483 Test Method for Unsulfonated Residue of Petroleum
3
active portion of the molecule containing the lipophilic
Plant Spray Oils
4
segment forms exclusively a positive ion (cation) when
D 609 Terminology Relating to Pesticides
placed in aqueous solution.
D 2140 Test Method for Carbon-Type Composition of In-
5
colorant—a material used to alter the color of the tank mix.
sulating Oils of Petroleum Origin
compatibility agent—a surface-active agent that allows simul-
3. Terminology
taneous application of liquid fertilizer and agrichemical, or
two or more agrichemical formulations, as a uniform tank
3.1 Terms and Definitions:
mix, or improves the homogeneity of the mixture and the
acidifier—a material that can be added to spray mixtures to
uniformity of the application.
lower the pH.
crop oil concentrate—an emulsifiable petroleum oil-based
activator—a material that increases the biological efficacy of
product containing 15 to 20 % w/w surfactant and a mini-
agrichemicals.
mum of 80 % w/w phytobland oil.
active ingredient—a component of the formulation that pro-
crop oil (emulsifiable)—an emulsifiable petroleum oil-based
duces a specific effect for which the formulation is designed.
product containing up to 5 % w/w surfactant and the
adjuvant—a material added to a tank mix to aid or modify the
remainder of a phytobland oil.
action of an agrichemical, or the physical characteristics of
crop oil (non-emulsifiable)—See phytobland oil.
the mixture.
defoaming agent—a material that eliminates or suppresses
alkalinity agnent—a material that can be added to the spray
foam in the spray tank
mixture to raise the pH.
deposition aid—a material that improves the ability of ag-
amphoteric surfactant—a surface-active agent capable of
richemical sprays to deposit on targeted surfaces.
forming, in aqueous solution, either surface-active anions or
dormant oil—a horticultural spray oil applied during the
surface-active cations depending on the pH.
dormant phase of the targeted plant. (See horticultural
anionic surfactant—a surface-active agent in which the active
spray oil.)
portion of the molecule containing the lipophilic segment
drift control agent—a material used in liquid spray mixtures
to reduce spray drift.
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This terminology is under the jurisdiction of ASTM Committee E35 on
emulsifier—a surfactant that promotes the suspension of one
Pesticides and are the direct responsibility of Subcommittee E35.22 on Pesticide
immiscible liquid in another.
Formulation and Application Systems.
evaporation reduction agent—a material that reduces the
Current edition approved April 10, 2001. Published June 2001. Originally
evaporation rate of a spray mix during or after application, or
published as E 1519 – 93. Last previous edition E 1519 – 00.
2
Annual Book of ASTM Standards, Vol 15.04.
both.
3
Annual Book of ASTM Standards, Vol 05.01.
extender—a material that increases the effective life of an
4
Annual Book of ASTM Standards, Vol 11.05.
5
agrichemical after application.
Annual Book of ASTM Standards, Vol 10.03.
Copyright © ASTM, 100 Barr Harbor Drive, West Conshohocken, PA 19428-2959, United States.
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NOTICE: This standard has either been superseded and replaced by a new version or discontinued.
Contact ASTM International (www.astm.org) for the latest information.
E 1519
foam suppressa
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