Sp/ Sps (c6h12o6s4na2)

SP/ SPS  (C6H12O6S4Na2) 
CAS No.  27206-35-5
1.Appearance:  White or light yellow solid
2.Assay: ≥80%, 90%
3.Application: It is used as brightener in acidic copper baths for decorative and functional deposits(i.e. Printed circuit boards), it is functionally compatible with most components of typical copper bath formulations, such as non-ionic surfactants, polymeric amines and other mercapto compounds. An additional combination with dyestuffs is also possible. Very good results are obtained if used together with DPS And EXP2887.