GB 4482-2006 | ||||||||
Mass fraction of FeCl3 (%) ≥ | 96.0 | 41.0 | 93.0 | 38.0 | ||||
Mass fraction of FeCl2 (%) ≥ | 2.0 | 0.30 | 3.5 | 0.40 | ||||
Mass fraction of incompatibles ≤ | 1.5 | 0.50 | 3.0 | 0.50 | ||||
Mass fraction of HF (in HCl)(%) ≤ | — | 0.40 | — | 0.50 | ||||
Mass fraction of As (%) ≤ | 0.0004 | 0.0002 | — | — | ||||
Mass fraction of Pb (%) ≤ | 0.002 | 0.001 | — | — | ||||
Mass fraction of Hg (%) ≤ | 0.00002 | 0.00001 | — | — | ||||
Mass fraction of Cd (%) ≤ | 0.0002 | 0.0001 | — | — | ||||
Mass fraction Chromium [Cr (VI)] (%) ≤ | 0.001 | 0.0005 | — | — |