Please send the sample of 21TF W0C (2 samples of raw material for Gex-1 (YL100 & HR110 ) to OMIC
For analysis of Pb,Hg,Cd.
We can not account all of the reason of difference regarding Pb,Hg,Cd from those content in Activated carbon .
We must check those content in raw material of Gex-1.