Details, Fiction and detector of hplc chromatography
Gasoline samples are collected by bubbling them through a entice which contains an appropriate solvent. Natural isocyanates in industrial atmospheres are collected by bubbling the air via an answer of 1-(two-methoxyphenyl)piperazine in toluene. The reaction between the isocyanates and one-(2-methoxyphenyl)piperazine each stabilizes them towards deg