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790 - Extra virgin olive oil analysis

Product Code

PT-FC-790.

Proficiency Testing Scheme

Food Chemistry (QFCS)

Industry Sector/s

Food & Feed

Product Format

2 x 200ml of Extra Virgin Olive Oil

Accreditation

ISO/IEC 17043

Overview of PT samples and distribution dates:

Product Information

Analyte Name

Range

Units

Accreditation

Analyte Name

16:0 Palmitic acid

Range

-

Units

% total fatty acids

Accreditation
Analyte Name

18:1 Oleic acid (cis & trans)

Range

-

Units

% total fatty acids

Accreditation
Analyte Name

3,5-Stigmastadienes

Range

-

Units

mg/kg

Accreditation
Analyte Name

Delta-7-stigmastenol

Range

-

Units

% total sterols

Accreditation
Analyte Name

Ethyl esters

Range

≤15; >15

Units

mg/kg

Accreditation
Analyte Name

Free fatty acids (as oleic acid)

Range

<0.2; 0.2-1;>1

Units

% Oleic acid

Accreditation
Analyte Name

Insoluble Impurities

Range

-

Units

% w/w

Accreditation
Analyte Name

K232

Range

-

Units

-

Accreditation
Analyte Name

K270

Range

≤0.2; >0.2

Units

-

Accreditation
Analyte Name

Linoleic acid C18:2 (cis & trans)

Range

-

Units

% total fatty acids

Accreditation
Analyte Name

Linoleic acid C18:3 (cis & trans)

Range

-

Units

% total fatty acids

Accreditation
Analyte Name

Moisture and Volatile Matter at 103°C

Range

-

Units

% w/w

Accreditation
Analyte Name

Peroxide value

Range

≤10; >10

Units

mEq O2/kg sample

Accreditation
Analyte Name

Stearic acid C18:0

Range

-

Units

% total fatty acids

Accreditation
Analyte Name

Total Polyphenols

Range

-

Units

mg of caffeic acid equivalents or kg of oil

Accreditation
Analyte Name

Total sterols

Range

≤1500; >1500

Units

mg/kg

Accreditation
Analyte Name

Wax content

Range

<50; 50-200;>200

Units

mg/kg

Accreditation

For details on the full technical specification of the scheme, please refer to the Scheme Description.

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