题目内容：
用碘量法测定水中总氯时，若水样中含（）、（）和锰，将产生正干扰。
参考答案：
填空题：用碘量法测定水中总氯时，若水样中含（）、（）和锰，将产生正干扰。
- 题目分类：地面气象测报上岗考试
- 题目类型：填空题
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