EN 14105: GC Analysis of Glycerin Impurity in Biodiesel on MET-Biodiesel
Materiali
Standard
N° Catalogo
Descrizione
Determinazione del prezzo
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