computerized SERA (sequential electrochemical reduction analysis) analyzer, namely, a computerized electrical laboratory instrument which utilizes sequential electrochemical reduction analysis to measure solderability, surface metal oxides and intermetallics, to characterize organic solderability preservative coatings for plated through-holes and surface mount pads, and to measure the thickness of copper oxide films

'analysi':6,19 'analyz':7 'character':29 'coat':33 'computer':1,10 'copper':49 'electr':11 'electrochem':4,17 'film':51 'hole':38 'instrument':13 'intermetal':27 'laboratori':12 'measur':21,45 'metal':24 'mount':41 'name':8 'organ':30 'oxid':25,50 'pad':42 'plate':35 'preserv':32 'reduct':5,18 'sequenti':3,16 'sera':2 'solder':22,31 'surfac':23,40 'thick':47 'through-hol':36 'util':15

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