Assertion: hydrogen fluoride's amount | /r/HasProperty | added
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Source sentences:
text: Generally, the hydrogen halide evaporation suppressing amount of water to be added to, or incorporated within, or utilized with the mixture of hydrogen halide, preferably hydrogen fluoride, and sulfone, preferably sulfolane, can be in the range of from about 0.001 weight percent to about 10 weight percent based on the total weight of the mixture.