Phosphine for fumigation, method for producing same, and fumigation method
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United States of America
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Jul 2, 2024
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app pub date -
Dec 20, 2019
filing date -
Dec 20, 2019
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Abstract
The present invention addresses the problem of providing phosphine for fumigation, by which clogging of a pipe of a fumigation gas feed device due to impurities is effectively suppressed and which has low spontaneous ignitability. The present invention also addresses the problem of providing a phosphine fumigation method in which clogging of a pipe of a fumigation gas feed device and a possibility of spontaneous ignition are reduced and which is safe. The phosphine for fumigation of the present invention has a P4 content of 10 mass ppm or less and a water content of 10 mass ppm or less. The fumigation method of the present invention includes fumigating a material to be fumigated, using phosphine having a P4 content of 10 mass ppm or less and having a water content of 10 mass ppm or less.
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