US EPA Method 8270: GC Analysis of Semivolatiles on SLB®-5ms
材料
分析柱
標準
产品编号
说明
价格
EPA 8270 GC-MS 调谐溶液 II
certified reference material, 1000 μg/mL each component in dichloromethaneEPA CLP半挥发性校准混标 CRM
certified reference material, 1000 μg/mL each component in dichloromethane : benzene (3:1)EPA CLP 半挥发性替代混标
certified reference material, 4000 μg/mL each component in methylene chlorideEPA 8270半挥发性内标混标
certified reference material, TraceCERT®, 2000 μg/mL each component in methylene chloride, ampule of 2 × 1 mLEPA 8270 联苯胺类混标
certified reference material, TraceCERT®, 2000 μg/mL each component in methanol, ampule of 1 mL防護柱
产品编号
说明
价格
附屬品
CONDITIONS
column
SLB-5ms, 30 m x 0.25 mm I.D., 0.25 μm (28471-U)
oven
40 °C (2 min), 22 °C/min to 240 °C, 10 °C/min to 330 °C, (1 min)
inj. temp.
250 °C
MSD interface
330 °C
scan range
m/z = 40-450
carrier gas
helium, 1.0 mL/min (11 min), 10 mL/min to 1.5 mL/min (hold remainder of run)
injection
0.5 μL, splitless (0.50 min)
liner
2 mm I.D., straight
sample
50 ng on-column of a 72 component semivolatile standard and 8 surrogate compounds, plus 6 internal standards (at 40 ng on-column)
说明
法律資訊
SLB is a registered trademark of Merck KGaA, Darmstadt, Germany