Hydride generation (HG-AAS)

Sensitivity booster for As, Sb and Se. Sample plus NaBH4 in acid liberates AsH3 / SbH3 / SeH2 gas, which is swept into a heated quartz cell on an AAS for atomisation. Detection limits drop to sub-ppb levels, well below BIS drinking-water thresholds.

Explained in

Metallic Poisons: Arsenic, Mercury, Lead and Thallium

Your journey to becoming a forensic professional starts here.

Practice with mock tests, learn from structured notes, and get your questions answered by a global forensic community, all in one place.

Continue learning Create Your Account

Hydride generation (HG-AAS)

Explained in

Related terms

Your journey to becoming a forensic professional starts here.