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565

REFERENCE STANDARDS |

FOODS, FLAVORS & FRAGRANCES

Fatty Acids, FAPAS®

Fatty Acids

100 mg total

cat.# 35100 (ea.)

No data pack available.

Description

% by Weight

Methyl arachidate (C20:0)

40

Methyl dodecanoate (C12:0)

5

Methyl myristate (C14:0)

5

Description

% by Weight

Methyl oleate (C18:1 [

cis

9])

20

Methyl palmitate (C16:0)

10

Methyl stearate (C18:0)

20

EP 2.4.22 Composition of Fatty Acids by GC Mix 1

(6 components)

100 mg total

cat.# 35101 (ea.)

No data pack available.

Description

% by Weight

Methyl caproate (C6:0)

10

Methyl caprylate (C8:0)

10

Methyl decanoate (C10:0)

20

Description

% by Weight

Methyl dodecanoate (C12:0)

20

Methyl myristate (C14:0)

40

EP 2.4.22 Composition of Fatty Acids by GC Mix 2

(5 components)

1,000 µg/mL each in water, 1 mL/ampul

cat.# 35272 (ea.)

Acetic acid (64-19-7)

Butyric acid (C4:0) (107-92-6)

Isobutyric acid (79-31-2)

Isovaleric acid (503-74-2)

Propionic acid (79-09-4)

Valeric acid (109-52-4)

Standard Methods for the Examination of

Water and Wastewater Method 5560: Organic

and Volatile Acids

The measurement of organic acids, either by adsorption and

elution from a chromatographic column or by distillation, can

be used as a control test for anaerobic digestion. The chro-

matographic separation method is presented for organic acids

(5560B), while a method using distillation (5560C) is presented

for volatile acids. A new method using gas chromatography is

included for the determination of acetic, propionic, butyric,

isobutyric, valeric, and isovaleric acids (5560D).

Free Fatty Acids Test Standard

(6 components)

Food Analysis Performance Assessment

Scheme (FAPAS®)

100 µg/mL each in acetone, 1 mL/ampul

cat.# 32412 (ea.)

Aldrin (309-00-2)

α

-BHC (319-84-6)

β

-BHC (319-85-7)

γ

-BHC (Lindane) (58-89-9)

cis

-Chlordane (5103-71-9)

trans

-Chlordane (5103-74-2)

4,4'-DDD (72-54-8)

4,4'-DDE (72-55-9)

2,4'-DDT (789-02-6)

4,4'-DDT (50-29-3)

Dieldrin (60-57-1)

α

-Endosulfan (I) (959-98-8)

β

-Endosulfan (II) (33213-65-9)

Endosulfan sulfate (1031-07-8)

Endrin (72-20-8)

Heptachlor (76-44-8)

Heptachlor epoxide (isomer B)

(1024-57-3)

Hexachlorobenzene (118-74-1)

Oxychlordane (27304-13-8)

FAPAS® Food Testing Program*

FAPAS® Series 5 OC Pesticide Mix 1

(19 components)

Equal concentration of all compounds. Suitable for GC-MS

analysis.

*Use of Restek® calibration mixtures by laboratories participating in the FAPAS®

program is voluntary; no endorsement of any Restek® product has been made by

the Central Science Laboratory. To obtain further information regarding the FAPAS®

program, or to participate, contact

fapas@csl.gov.uk

FAPAS® Series 5 OC Pesticide Mix 2

(19 components)

In acetone, 1 mL/ampul

cat.# 32414 (ea.)

Aldrin (309-00-2)

10 µg/mL

α

-BHC (319-84-6)

10

β

-BHC (319-85-7)

10

γ

-BHC (Lindane) (58-89-9)

10

cis

-Chlordane (5103-71-9)

10

trans

-Chlordane (5103-74-2)

10

4,4'-DDD (72-54-8)

20

4,4'-DDE (72-55-9)

20

2,4'-DDT (789-02-6)

20

4,4'-DDT (50-29-3)

20

Dieldrin (60-57-1)

20

α

-Endosulfan (I) (959-98-8)

10

β

-Endosulfan (II) (33213-65-9)

20

Endosulfan sulfate (1031-07-8)

20

Endrin (72-20-8)

20

Heptachlor (76-44-8)

10

Heptachlor epoxide (isomer B)

(1024-57-3)

10

Hexachlorobenzene (118-74-1)

10

Oxychlordane (27304-13-8)

10

Varied concentrations. Suitable for GC-ECD analysis.

100 µg/mL each in acetone, 1 mL/ampul

cat.# 32413 (ea.)

Chlorpyriphos (2921-88-2)

Chlorpyriphos-methyl (5598-13-0)

Diazinon (333-41-5)

Dichlorvos (DDVP) (62-73-7)

Etrimphos (38260-54-7)

Fenitrothion (122-14-5)

Malathion (121-75-5)

Methacriphos (62610-77-9)

Phosphamidon (13171-21-6)

Pirimiphos-methyl (29232-93-7)

FAPAS® Series 9 OP Pesticide Mix 1

(10 components)

Equal concentration of all compounds. Suitable for GC-FPD,

GC-NPD, and GC-MS analysis.

Custom Standards

Restek is your #1 source

for custom reference standards!

www.restek.com/ s

olutions