Chemistry Reference
In-Depth Information
table 4.4 (Continued) Chromatographic techniques for Multianalyte analysis in Functional Foods
ACS-K, SAC,
benzoic acid,
sorbic acid
Beverages,
jams
HPLC-uV
8%MeoH in phosphate buffer
(pH = 6.7)
Spherisorb C
18
oDS-1
(5 μm × 250
mm × 4.6
mm i.D.)
<0.1 mg/100
mL
N/A
100.4%-
103.2% and
0-100 mg/L
Hannisdal
1992
SAC, ASP,
CYC, ACS-K
Carbonated
cola drinks,
fruit juice,
preserved
fruit
iC-suppressed
conductivity
detector
KoH
Dionex ion
Pack AS 11
(250 mm ×
2 mm i.D.)
0.045 mg/l
N/A
98.5%-
102.4% and
N/A
Zhu et al.
2005
SAC, ASP
Carbonated
beverages,
soft drinks,
strawberry
jam
FiA with online
SPE
Dihydrogen phosphate buffer
3.75 × 10
−3
mol/L
N/A
1.4 μg/mL
1.6%
99%-101%
and 10-200
μg/mL
Capitán-
Vallvey et al.
2006
ACS-K, SAC,
ASP, CYC,
sorbitol,
mannitol,
lactitol, xylitol
Chewing
gum,
candy
Capillary
isotachophoresis
Two electrolytes used: HCl-Tris
(pH = 7.7) (E1) L-histidine-
Tris (pH = 8.3) (E2)
Capillary
ethylene
propylene
copolymer
(90-mm
length)
0.052 mM
2.6%
98.2%-
102.5% and
N/A
Herrmannová
et al. 2006
SAC,
preservatives
Coffee drink
ion pair
Chromatography
ACN-Water-0.2M phosphate
buffer (pH = 3.6) (7:12:1)
Nucleosil5C
18
10 μg/g
1.18%
102.4% and
N/A
Terada et al.
1985
SAC, ASP,
CYC, ALi
f
,
ACS-K, DuL,
NEo
g
, SCL
h
,
NHDC
i
Soft drinks,
canned
and bottled
fruits,
yogurt
HPLC-ELSD
TEA format
buffer-methanol-acetone
Nucleodur C
18
Pyramid
(5 μm × 250
mm × 3 mm
i.D.)
15 μg/g
0.9%-
4.5%
93%-109%
and N/A
Wasik et al.
2007
ACS-K, SAC,
ASP, benzoic
acid, sorbic
acid, ponceau
4R, sunset
yellow,
tartrazine
Soft drinks
HPLC-uV
MeoH- phosphate buffer
(pH = 4)
Lichrosorb
RP
18
(10 μM, 250 ×
4.6 mm i.D.)
0.1-3 mg/L
N/A
98.6%-
102.3% and
N/A
Dossi et al.
2006
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