The tetraphenylboron sodium gravimetric method must be employed when K2O is higher in compound fertilizer for enough accuracy.
肥中K2O含量较高时,仍宜用四苯硼钾重量法测定钾含量。
The tetraphenylboron sodium gravimetric method must be employed when K2O is higher in compound fertilizer for enough accuracy.
肥中K2O含量较高时,仍宜用四苯硼钾重量法测定钾含量。
METHODS Sodium tetraphenylboron gravimetric analysis was replaced by highly-accurate nephelometric titrimetry to determine potassium chloride in Compound sodium chloride injection.
方法用高精度散射
度滴定法代替四苯硼钠重量法。
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