sirinji bụ ngwa nnwale a na-ejikarị, nke a na-ejikarị agbaba sample n'ime ngwa nyocha dịka chromatographs na spectrometers mass. sirinji na-enwekarị agịga na sirinji. Enwere ike ịhọrọ agịga ahụ n'ụdị dị iche iche na nkọwapụta iji mee mgbanwe na nlele dị iche iche na mkpa nnwale.