Organo mineral compound fertilizers are digested with sulfuric acidhydrogen peroxide and nitric acid perchloric acid respectively and then their total potassium content is determined.
用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理，然后进行总钾含量的测定。
2
Organo mineral compound fertilizers are digested with sulfuric acidhydrogen peroxide and nitric acid perchloric acid, respectively, and then their total potassium content is determined.
用硫酸—过氧化氢和硝酸—高氯酸分别对有机—无机复混肥料进行消化处理，然后进行总钾含量的测定。
3
When hydrogen sulfide reacts with the oxygen in the water, the result of that is sulfuric acid.