Peanut butter - Fat, fatty acids, trace elements and tocophe

Peanut butter - Fat, fatty acids, trace elements and tocophe

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英文名称 :

Peanut butter - Fat, fatty acids, trace elements and tocopherols
产品编号 :

NIST-2387
标准值 :

-
规格 :

3 x 170 g
CSA号 :

-

基本信息
质检信息
材料安全信息

Peanut butter - Fat, fatty acids, trace elements and tocopherols
This Standard Reference Material (SRM ) is intended primarily for use in validating methods for determining
proximates, fatty acids, calories, vitamins, elements, amino acids, and aflatoxins in peanut butter and similar
matrices.
Certified concentrations for fat and selected fatty acids
Mass fraction (%)
Fat (extractable) ............................... 51.6 ± 1.4
Fat (sum of fatty acids) .................... 49.8 ± 1.9
Saturated fat .................................... 10.4 ± 0.2
Monounsaturated fat ........................ 24.4 ± 0.9
Polyunsaturated fat .......................... 13.2 ± 0.4
Mass fraction (%) Mass fraction (%)
(as the triglyceride) (as the fatty acid)
Tetradecanoic acid (C14:0) .................................................................. 0.025 ± 0.002 ..................... 0.024 ± 0.002
(Myristic acid)
Hexadecanoic acid (C16:0) ...................................................................... 5.18 ± 0.15 ......................... 4.94 ± 0.15
(Palmitic acid)
(Z)-9-Hexadecenoic acid (C16:1 n-7) ................................................... 0.046 ± 0.011 ..................... 0.044 ± 0.010
(Palmitoleic acid)
Octadecanoic acid (C18:0) ....................................................................... 2.23 ± 0.08 ......................... 2.13 ± 0.08
(Stearic acid)
(Z)-9-Octadecenoic acid (C18:1 n-9) ...................................................... 24.43 ± 0.94 ....................... 23.38 ± 0.90
(Oleic acid)
(Z)-11-Octadecenoic acid (C18:1 n-7) .................................................. 0.266 ± 0.017 ..................... 0.255 ± 0.016
(Vaccenic acid)
(Z,Z)-9,12-Octadecadienoic acid (C18:2 n-6) ......................................... 13.75 ± 0.43 ....................... 13.15 ± 0.41
(Linoleic acid)
(Z,Z,Z)-9,12,15-Octadecatrienoic acid (C18:3 n-3) ............................... 0.031 ± 0.001 ..................... 0.030 ± 0.001
(Linolenic acid)
Eicosanoic acid (C20:0) ........................................................................ 0.739 ± 0.030 ..................... 0.710 ± 0.029
(Arachidic acid)
(Z)-11-Eicosenoic acid (C20:1 n-9) ....................................................... 0.669 ± 0.032 ..................... 0.643 ± 0.031
(Gondoic acid)
Docosanoic acid (C22:0) .......................................................................... 1.88 ± 0.08 ......................... 1.81 ± 0.08
(Behenic acid)
Tetracosanoic acid (C24:0) ................................................................... 0.808 ± 0.045 ..................... 0.781 ± 0.044
Certified concentration values for elements and tocopherol
Mass fraction (mg/kg) Mass fraction (mg/kg)
Ca ............................................................... 411 ± 18 K .............................................................. 6070 ± 200
Cu ........................................................... 4.93 ± 0.15 Na............................................................ 4890 ± 140
fe ............................................................... 16.4 ± 0.8 Zn .............................................................. 26.3 ± 1.1
Mg ............................................................. 1680 ± 70 -Tocopherol .................................................. 10 ± 3
Mn ............................................................. 16.0 ± 0.6 - + -Tocopherol ...................................... 100 ± 19
P ............................................................... 3378 ± 92 -Tocopherol .............................................. 108 ± 11
Reference values for proximates, caloric content, fatty acids, amino acids, water-soluble vitamins, aflatoxins and
acrylamide