Improvement of Analysis Method for Sodium Humate in Dry Coal Rod and Retting Coal
Sodium humate in dry coal rods and digested coal is extracted using ultrasonic rapid dissolution method.This analysis method not only short-ens the sampling time from 2 h to less than 20 min,which the error is within the allowable range,but also is simple and fast.It is an accurate and reli-able detection and analysis method that improves analysis efficiency.
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