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1PPM等于多少毫克?

2025-03-13 22:50:47

推荐回答（3个）

回答1：

1PPM=1百万分之1，两者不能换算。
例如奶粉含盐量为30PPM，500克这样的奶粉含盐量是多少毫克？
500x1000x30/1000000=15（毫克）

回答2：

PPM不是重量单位，只是一个比例单位，1ppm即一百万分之一，若问1克或1千克的1PPM可以换算成1000分之一毫克和1毫克

回答3：

1ppm=0.001‰
在配制1ppm浓度时，1克溶质(指纯量)加水1吨(1000000克)

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