... for the synthesis of electroplating intermediates and pharmaceutical intermediates; brightening agents; surfactants and lithium battery, etc.Chemical name1, ... Strong/Lasting leveling agentDEP, PABS, TC-DEP..Stronger Leveling agent PPS, PPS-OH..Auxiliary & Assistant BrightenerALS, VS, EHS ... , SSO3, PN, PZN, FEZX ..Brighter and leveling agent at low area lightPOPDH, PS, POPS,..Low foam wetting ...