GB 5009.181-2016 Translated English of Chinese Standard. (GB5009.181-2016): National food safety standard - Determination of malondialdehyde in foodhttps://www.chinesestandard.net, 8 Ara 2018 - 11 sayfa This Standard specifies the method for determination of malondialdehyde in food. Method 1 of this Standard is applicable to the determination of malondialdehyde in food. Method 2 of this Standard is applicable to the determination of malondialdehyde in animal and vegetable fats and oils. |
İçindekiler
| 3 | |
Scope | 4 |
Instruments and equipment | 5 |
Analytical procedures | 6 |
Analysis results expression | 7 |
Reagents and materials | 8 |
Instruments and equipment | 9 |
Precision | 10 |
Appendix A Chromatogram of malondialdehyde thiobarbituric acid derivative standard solution | 11 |
Sık kullanılan terimler ve kelime öbekleri
25 mL colorimetric 90 C water accurate to 0.01 accurately PIPETTE 1.0 Accurately TRANSFER 0.315 ADD 50 mL Ammonium acetate Analysis results expression Aqueous solution arithmetic mean CAS number conical flask content of malondialdehyde COOL to room determination of malondialdehyde diamine tetraacetic acid dilute to 100 DILUTE to volume dissolved in water Ethylene diamine tetraacetic high performance liquid independent determination results known as malondialdehyde liquid chromatography malondialdehyde 1.00 malondialdehyde acetal malondialdehyde in food milligrams milliliter mL of standard mL of trichloroacetic mL volumetric flask mol/L obtained under repeated performance liquid chromatography PIPETTE 1.0 mL quantitation is 0.10 Reagents repeated conditions result is expressed result retains retains two significant room temperature sensitivity is 0.0001 solution of malondialdehyde solution of thiobarbituric Spectrophotometry Standard 1,1,3,3-tetraethoxypropane standard curve standard series solution standard solutions Standard stock solution Standard use solution stopper to seal Thermostatic oscillator thiobarbituric acid TBA trichloroacetic acid mixture ultrasonic until completely water to dissolve