L'vov, N P [Use of the SF-4 spectrophotometer as a universal densitometer during column chromatography and gel filtration]. [electronic resource] - Prikladnaia biokhimiia i mikrobiologiia - 138-40 p. digital Publication Type: English Abstract; Journal Article ISSN: 0555-1099 Subjects--Topical Terms: Chromatography--instrumentationChromatography, Gel--instrumentationDensitometry--instrumentationSpectrophotometry--instrumentation