跳转至内容
Merck

EN 14105: GC Analysis of Glycerin Impurity in Biodiesel on MET-Biodiesel

EN 14105: GC Analysis of Glycerin Impurity in Biodiesel on MET-Biodiesel suitable for GC

材料

標準

产品编号
说明
价格

ASTM D6584 1,2,4-丁三醇溶液,内标 #1

1000 μg/mL in pyridine, analytical standard

ASTM D6584 甘油三癸酸酯溶液,内标 #2

8000 μg/mL in pyridine, analytical standard

EN 14105:2003 甘油单酯混标

10 mg/mL each component in pyridine, analytical standard

CONDITIONS

column

MET-Biodiesel, 14 m x 0.53 mm I.D., 0.16 μm with integrated 2 m x 0.53 mm I.D. guard (28668-U)

oven

50 °C (1 min), 15 °C/min to 180 °C, 7 °C/min to 230 °C, 30 °C/min to 380 °C (10 min)

detector

FID, 380 °C

carrier gas

helium, 3.0 mL/min

injection

1 μL, cold on-column

sample

EN 14105:2003 Monoglyceride Stock Solution (49446-U) plus Butanetriol Internal Standard (44896-U) and Tricaprin Internal Standard (44897-U), derivatized with MSTFA then diluted in heptane