11
Figure 20
Peppermint oil components resolved on anMXT
®
-WAX column.
1
2
3
4
5
6
7
8
9
10
11
12
13
14,15
16
17
18 19
20
21
22
23
24
25
26
27
28
29
min. 4
GC_FF00141
1.
α
-pinene
2.
β
-pinene
3. sabinene
4. myrcene
5.
α
-terpinene
6. l-limonene
7. 1,8-cineole
8.
cis
-ocimene
9.
γ
-terpinene
10.
p
-cymene
11. terpinolene
12. 3-octanol
13. 1-octen-3-ol
14. l-menthone
15.
trans
-sabinenehydrate
16. menthofuran
17. d-isomenthone
18.
β
-bourbonene
19. linalool
20. menthyl acetate
21. neo-menthol
22.
β
-caryophyllene
23. terpinene-4-ol
24. l-menthol
25. pulegone
26.
α
-terpineol
27. germacrene-
∆
28. piperitone
29. viridiflorol
MXT
®
-WAX, 30m, 0.28mm ID, 0.50µm (cat.# 70639)
Inj.:
1.0µL split injection (50:1) of peppermint oil
Oven temp.:
75°C (hold 4min.) to 240°C@4°C/min.
Inj. & det. temp.: 250°C
Carrier gas:
hydrogen
Linear velocity: 40cm/sec. set@75°C
FID sensitivity:
16 x 10
-11
AFS
Miscellaneous Ingredients
Other ingredients used in cleaning, sani-
tizing, and personal care products
include abrasives, such as quartz or
sand; anti-redeposition agents, such as
carboxymethylcellulose, that prevent
soils from resettling on cleaned surfaces;
bleach (e.g., sodium hypochlorite), for
whitening and stain removal; enzymes,
for removing specific soils, such as pro-
teins; and fabric softeners, such as qua-
ternary ammonium compounds.
Summary
Awide and disparate list of ingredients
is used in cleaning and personal care
products, to solubilize soils, wet sur-
faces, mask odors, or perform a variety
of other functions. Gas chromatography
and liquid chromatography are used to
monitor specific components, to ensure
product quality. Restek chromatographic
columns and supplies ensure peak per-
formance of these chromatographic
assays. For assistancewith your specific
applications, please call Restek’s
Technical ServiceTeam at 800-356-1688
or 814-353-1300, ext. 4, or email us at
be
happy toworkwith you.
References
1. Branna, Tom
The I&IMarket
in
Happi,
Nov. 2000.
2. The Soap andDetergentAssociation.
3. USEnvironmental ProtectionAgency.
/
antimic.htm
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20
24
28
32
36
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E-mail
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