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Sterols from Peanut Butter on ZB-5MS

Sample Preparation Details

Condition 1 :5.0 mL Methanol
Condition 2 :5.0 mL Chloroform
Load :Load 0.73 mL Sample diluted in 20 ml 0.5 M KOH in Ethanol
Elution 1 : 20 ml 0.5 M KOH in Ethanol
Evaporate: :Evaporate to dryness
Reconstitute :200 µL Pyridine
Notes :Initial Samole Unit: gram

Application Detail (App ID: 16513)

Part No:7HG-G010-11
Phase:5% Phenyl-Arylene 95% Dimethylpolysiloxane
Dimensions:30 meters x 0.25 mm x 0.25 µm
Oven Profile:225 °C to 330 °C @ 15 °C/min for 2 min.
Carrier Gas:Constant Flow Helium, 2.5 mL/min
Injection:Splitless :1 0.5 µL @ 320°C
Detection: Flame Ionization (FID) (320°C)
Note:Sample prep- Saponification, Solid Phase Extraction, and Derivatization.

Analyte Details

Analyte Detail not available

1
Campesterol
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2
Stigmasterol
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3
b-Sitosterol
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4
Betulin
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