Method for stabilizing a thiophosphoric acid ester
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United States of America Patent
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Dec 4, 1990
Issued Date -
N/A
app pub date -
Apr 28, 1989
filing date -
Mar 11, 1988
priority date (Note) -
Expired
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Abstract
The present invention relates to a method for stabilizing a thiophosphoric acid ester of the formula (I), ##STR1## wherein R is a methyl or ethyl group, by adding at least one compound selected from the group consisting of polyols, polyalkylene glycols and their esters and ethers. According to the present invention, there is provided a highly active and stable soil pest controlling agent and agricultural composition.
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