Please help!

Is this just basic "moving the decimal place" math? I need a vote of confidence (or someone to say NO!!)

are micrograms/gram the same as PPM,

since PPM=mg/kg : 10 to the 6thpower?

Thanks for your help and making this terrific website available. We use it quite frequently.

Is this just basic "moving the decimal place" math? I need a vote of confidence (or someone to say NO!!)

are micrograms/gram the same as PPM,

since PPM=mg/kg : 10 to the 6thpower?

Thanks for your help and making this terrific website available. We use it quite frequently.

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