Methyl Isobutyl Ketone (MIBK) Purity Analysis (ASTM D3329) on Stabilwax

	Peaks	t_R (min)
1.	Acetone	4.462
2.	Methylene chloride (rinse)	6.343
3.	2-Pentanone	7.167
4.	3-Pentanone	7.167
5.	2-Methyl-3-pentanone	7.499
6.	4-Methyl-2-pentanone (MIBK)	7.746
7.	4-Methyl-3-penten-2-one (α,β-mesityl oxide)	9.883
8.	2-Methyl-5-hexanone (methyl isoamyl ketone)	9.967
9.	4-Methyl-2-pentanol (methyl isobutyl carbinol)	10.163

Injection
Column	Stabilwax, 30 m, 0.53 mm ID, 1.00 µm (cat.# 10655)
Standard/Sample	Methyl isobutyl ketone

Conc.:	Neat
Inj. Vol.:	0.5 µL split (split ratio 50:1)
Liner:	Topaz 4.0 mm ID Precision inlet liner w/ wool (cat.# 23305)
Inj. Temp.:	250 °C
Oven
Oven Temp.:	40 °C (hold 3 min) to 220 °C at 10 °C/min
Carrier Gas	He, constant flow
Flow Rate:	3 mL/min

Detector	FID @ 250 °C
Instrument	Agilent 7890B GC

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