FIELD: analytical chemistry. SUBSTANCE: device for atom-absorption analysis of samples has an electrothermal atomizer, metering-out unit and unit for introducing samples. Sample preparation is carried out in flow-through injection apparatus, and sampling is carried out through a two-channel injection valve with loop-type batchmeter and shunting loop with further introduction of the sampled volume into the atomizer in a carrier gas flow. EFFECT: enhanced reliability. 1 dwg
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Authors
Dates
1995-01-20—Published
1991-08-15—Filed