Inductive coupling plasma atomic emission spectrometry for determining silver in aluminum alloy
An atomic emission spectrometry, plasma technology, applied in thermal excitation analysis, material excitation analysis, etc., can solve the problems of narrow measurement range, long analysis time, poor operability, etc., to achieve fast analysis speed, wide linear range, detection low limit effect
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[0015] The inductively coupled plasma atomic emission spectrometry of the determination of silver in the aluminum alloy of the present embodiment comprises the following steps:
[0016] (1) Main instruments: IRIS-Advantage Inductively Coupled Plasma Atomic Emission Spectrometer (Thermo Fisher Scientific Co., Ltd.); CA-1.100mL Acid Distillation and Purification Apparatus (French Analab Company); Ultrasonic Cleaner;
[0017] (2) Instrument working conditions: echelle grating, two-dimensional cross-dispersion system; charge injection solid detector; spectral wavelength range: 165-1000nm; high-frequency generator frequency: 27.12MHz; hydrofluoric acid-resistant sampling system. RF power: 1350W; Cooling gas flow: 15L / min; Auxiliary gas flow: 0.5L / min; Atomizer pressure: 0.2MPa; Plasma torch observation height: 15mm above the induction coil; Plasma torch observation method: vertical observation; test solution Flushing time: 40s; integration time: 30s; argon purity:...
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