Furthermore, the effect of adding collector before adding PAM is better than reverse order has been demonstrated through adjusting the order of adding reagent.
此外，还通过对加药顺序的调整，论证了先加捕收剂后加聚丙烯酰胺的效果比先加聚丙烯酰胺后加捕收剂的效果好。
The extraction efficiency of pesticide residues was significantly increased by subcritical water extraction. By temperature correction and dosage adjusting of the reagent, the operation is…
进一步优化了检测条件，通过温度校正公式的使用和试剂用量的调整使农药残留检测的操作更简单、费用更低廉。
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