TY - RPRT TI - Quantitative chromatographic methods. 5. An improved ninhydrin-hydrindantin reagent. AU - A T MATHESON AU - E TIGANE AU - C S HANES PY - 1961 DO - 10.1139/o61-040 UR - https://pubmed.ncbi.nlm.nih.gov/13768080/ ID - 13768080 ER -