The change of sodium ferric EDTA and carbonyl iron was not great, but most of ferric sulfate and ferric ammonium citrate became insoluble during storage.

 
  • 乙二胺四乙酸鐵鈉和元素羰基鐵粉在貯藏過(guò)程中變化不大,而硫酸亞鐵和檸檬酸鐵銨在貯藏過(guò)程中絕大部分變成了不溶性鐵。
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