DescriptionFeaturesReviews Description Qualitative Retention Time Index Std. 100-200µg/ml, Hexane, 1ml/ampul Features Predecessor P/N 980-01161 Reviews Be the first to review this item There are no reviews yet Product tags GCMS-QP2010 SE 117 GCMS-QP2010 Ultra 117 GCMS-QP2020 116 GCMS-QP2020 NX 101 GCMS-QP2050 Entry 79 GCMS-QP2050 Middle 79 GCMS-TQ8030 117 GCMS-TQ8040 116 GCMS-TQ8040 NX 101 GCMS-TQ8050 116 GCMS-TQ8050 NX 101