并在相同粒度、相同矿物量等条件下进行了本法与草酸法、盐酸-柠檬酸法的黑、白钨矿溶解率的对照试验。
Comparing the solubility of scheelite and wolframite in dil. nitric acid with those in oxalic acid or in hydrochloride acid-citric acid has been carried out.
试验中产生的沉渣加入盐酸可完全溶解，用阳离子交换树脂可回收溶液中的钙离子，处理后溶液富含草甘膦，可进一步资源化利用。
Calcium ions in the solution can be recovered by cation exchange resin. Then the solution, which is rich in glyphosate, can be utilized as resource.
试验中产生的沉渣加入盐酸可完全溶解，用阳离子交换树脂可回收溶液中的钙离子，处理后溶液富含草甘膦，可进一步资源化利用。
Calcium ions in the solution can be recovered by cation exchange resin. Then the solution, which is rich in glyphosate, can be utilized as resource.
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