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GC 검출의 정밀도

2016-08-24View Original

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고진공 기체 크로마토그래피를 이용해 고무 내의 단량체 잔류물과 용매 잔류물을 측정할 때, 그 수치는 15ppm 이하여야 합니다. 이러한 잔류물 농도에서 GC의 측정 결과는 정확한가요?
Reply #22016-08-29
FID 검출기를 사용하고 모세관 컬럼과 함께 활용하며, 분석 대상이 단순한 탄화수소인 경우 정확도는 괜찮지만, 주입량은 너무 적어서는 안 되며, 스트림분할비도 너무 크면 안 됩니다.

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