Sn²⁺  ≥ 300g/l
Methyl sulfonic acid  ≤ 10%
Fe  ≤ 5PPm
Cl^-   ≤ 10ppm
SO₄^2-  ≤ 30ppm
Pb  ≤ 50ppm
Cd  ≤ 2ppm
Zn  ≤ 2ppm
Ni   ≤ 2ppm
Cu  ≤ 2ppm

Density:1.55g/ml

Package:  30kg plastic drum or 250kg steel drum, inner lined with plastic coating