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SPS Chemical name Bis-(sodium sulfopropyl)-disulfide Empirical formula C6H12O6S4Na2 Molecular weight 354.4 CAS No. 27206-35-5 Characteristic: Appearance White or yellowish powder PH 3-7(38%water solution) Concentration in the bath 10-100mg/L Application Brightener in copper baths for decorative and functional deposits Pakage 25kg Storage condition Stored in cool and dry place Valid period(year) 2
