The invention comprises a main agent and an auxiliary component; the main agent component is aluminum potassium sulfate or aluminium ammonium sulfate.
本发明包括主剂和辅剂成份，主剂成份为硫酸铝钾或硫酸铝铵。
2
Traces of sulfate ions in etching solution for aluminum foil have been determined by turbidimetry in presence of cation surface activator-hexadecyl trimethyl ammonium bromide (CTMAB).