Electronic Chemical Raw Materials
Electronic grade HDA 50%, Â metal ion <0.5ppb for PCMP slurry cleaning.
Electronic grade NMMO50% for etching（low metal ion inpurity and low N-Nitrosomorpholine).
Electronic grade DGA for stripping
Electronic grade CDTA for metal chelating agent
Electronic grade N-Formylmorpholine for photoresist stripping
Electronic grade of N-Hydroxyethyl morpholine
Electronic grade of N-(2-Hydroxyethyl)piperazine  (HEP)
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