GB 5009.254-2016: Translated English of Chinese Standard. GB5009.254-2016: National Standard for Food Safety - Determination of Polydimethylsiloxane in Animal and Vegetable Fats and OilsThis Standard specifies the method of determining polydimethylsiloxane in animal and vegetable fats and oils. This Standard shall be applicable to the determination of polydimethylsiloxane in animal and vegetable fats and oils. |
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Isi
3 | |
Instruments and Equipment | 4 |
Expression of Analysis Results | 5 |
Precision | 6 |
Instruments and Equipment | 7 |
Expression of Analysis Results | 8 |
Precision | 9 |
Appendix A Instrument Reference Conditions | 10 |
Istilah dan frasa umum
4-methyl-2-pentanone to dilute accurate to 0.01 accurately weigh-take 100.0 Add 4-methyl-2-pentanone arithmetic mean value atomic absorption spectrometer atomic emission spectrometer aviation kerosene bath at 70°C blank grease solution constant volume content of polydimethylsiloxane coupled plasma atomic density of polydimethylsiloxane determination results obtained dissolved into water Easily solidified grease expressed in g fats and oils fluid of polydimethylsiloxane g accurate hydrate vegetable oil Hydrochloric acid immediately measured independent determination results inductively coupled plasma kerosene to dilute kettle at 70°C mg/kg animal oil mL volumetric flask obtained under repeatability oil or animal oil or hydrate Place what’s need placed in water plasma atomic emission plastic centrifuge tube polydimethylsiloxane 1,000 polydimethylsiloxane based polydimethylsiloxane in animal Principle Extract polydimethylsiloxane repeatability conditions retain three significant Simultaneously start reagent solution of polydimethylsiloxane standard curve line Standard stock solution standard working fluid Standards Polydimethylsiloxane CH3)3SiO(C2H6SiO)nSi(CH3)3 value of absorbance vegetable fats water bath kettle weigh-take 4 g x-coordinate