The tetraphenylboron sodium gravimetric method must be employed when K2O is higher in compound fertilizer for enough accuracy.
当复混肥中K2O含
较高时,仍宜用
钾重法测定钾含。
The tetraphenylboron sodium gravimetric method must be employed when K2O is higher in compound fertilizer for enough accuracy.
当复混肥中K2O含较高时,仍宜用钾重法测定钾含。
METHODS Sodium tetraphenylboron gravimetric analysis was replaced by highly-accurate nephelometric titrimetry to determine potassium chloride in Compound sodium chloride injection.
法用高精度散射
度滴定法代替钠重法。
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