ASTM E1519-06ae1
(Terminology)Standard Terminology Relating to Agricultural Tank Mix Adjuvants
Standard Terminology Relating to Agricultural Tank Mix Adjuvants
SCOPE
1.1 This terminology is used or is likely to be used in test methods, specifications, guides, and practices related to agricultural tank mix adjuvants.
1.2 These definitions are written to ensure that standards related to agricultural tank mix adjuvants are properly understood and interpreted.
General Information
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Standards Content (Sample)
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Designation: E1519 – 06a
Standard Terminology Relating to
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Agricultural Tank Mix Adjuvants
This standard is issued under the fixed designation E1519; 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 (´) indicates an editorial change since the last revision or reapproval.
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´ NOTE—The term “basic blend” was editorially corrected and other corrections were made throughout in September 2006.
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.
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antifoaming agent—a material used to inhibit or prevent the
2.1 ASTM Standards:
formation of foam.
D459 Terminology Relating to Soaps and Other Detergents
attractant—a material that attracts specific pests.
D483 Test Method for Unsulfonated Residue of Petroleum
basic blend—a combination of wetting agent and buffering
Plant Spray Oils
agent that maintains a pH of the spray mixture greater than
E609 Terminology Relating to Pesticides
7.
D2140 Practice for Calculating Carbon-Type Composition
buffer or buffering agent—a compound or mixture that, when
of Insulating Oils of Petroleum Origin
contained in solution, causes the solution to resist change in
3. Terminology
pH. Each buffer has a characteristic limited range of pH over
which it is effective.
3.1 Terms and Definitions:
canopy penetrating agent—an adjuvant that increases the
absorption—a process in which one material (the absorbent)
penetration of the spray material into the crop canopy. See
takes in and retains another (the absorbate).
deposition aid.
acidifier—a material that can be added to spray mixtures to
cationic surfactant—a surface-active agent in which the
lower the pH.
active portion of the molecule containing the lipophilic
activator—a material that increases the biological efficacy of
segment forms exclusively a positive ion (cation) when
agrichemicals.
placed in aqueous solution.
active ingredient—a component of the formulation that pro-
colorant—a material used to alter the color of the tank mix.
duces a specific effect for which the formulation is designed.
compatibility agent—asurface-activeagentthatallowssimul-
adjuvant—a material added to a tank mix to aid or modify the
taneous application of liquid fertilizer and agrichemical, or
action of an agrichemical, or the physical characteristics of
two or more agrichemical formulations, as a uniform tank
the mixture.
mix, or improves the homogeneity of the mixture and the
uniformity of the application.
crop oil concentrate—an emulsifiable petroleum oil-based
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This terminology is under the jurisdiction of ASTM Committee E35 on
product containing 15 to 20 % w/w surfactant and a mini-
Pesticides and Alternative Control Agents and is the direct responsibility of
mum of 80 % w/w phytobland oil.
Subcommittee E35.22 on Pesticide Formulations and Delivery Systems.
crop oil (emulsifiable)—an emulsifiable petroleum oil-based
Current edition approved June 1, 2006. Published June 2006. Originally
product containing up to 5 % w/w surfactant and the
approved in 1993. Last previous edition approved in 2006 as E1519 – 06. DOI:
10.1520/E1519-06AE01.
remainder of a phytobland oil.
2
For referenced ASTM standards, visit the ASTM website, www.astm.org, or
crop oil (non-emulsifiable)—See phytobland oil.
contact ASTM Customer Service at service@astm.org. For Annual Book of ASTM
defoaming agent—a material that eliminates or suppresses
Standards volume information, refer to the standard’s Document Summary page on
the ASTM website. foam in the spray tank
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E1519 – 06a
deposition aid—a material that improves the ability of ag- oil) whose paraffinic carbon type content is typically greater
richemical sprays to deposit on targeted surfaces. than 60 %. D2140
dormant oil—a horticultural spray oil applied during the penetrant—a material that enhances the ability of an ag-
dor
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