What Is Ppm?

1.	What Is Ppm?
Answer» The number of GRAINS of calcium CARBONATE which is present in one millions grains of water is TERMED as PPM. The number of grains of calcium carbonate which is present in one millions grains of water is termed as PPM.

Answer»

The number of GRAINS of calcium CARBONATE which is present in one millions grains of water is TERMED as PPM.

The number of grains of calcium carbonate which is present in one millions grains of water is termed as PPM.

Discussion