[식품화학]TBA 값 측정
- 최초 등록일
- 2005.11.06
- 최종 저작일
- 2005.11
- 3페이지/ 한컴오피스
- 가격 1,000원
소개글
TBA 값 측정에 대한 실험목차와 주의점 서술.
목차
TBARS(2-thiobarbituric acid reactive substances) value oil(대두유, 옥수수유 등)
Reagents
Thiobarbituric acid Number (TBA Number)
<Turner et al.:Food Technol.(8) 326 (1954)>돼지고기, 쇠고기 등 육류
1) Reagents
2) Procedure
본문내용
Reagents
① 20mM TBA in 15% TCA (TBA / TCA solution)
② 7.2% BHA (or BHT) in ethanol
Sample 5g +DDW 15ml (or 3g + 9ml)
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50㎕ BHA in ethanol addition
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Homogenation (high speed short time)
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take the homogenated sample 2ml add 4ml TBA
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vortexing
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Heating (90℃, 15min) without cap
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Cooling in ice water for 10min
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vortexing
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Centrifugation (2400rpm for 15min)
참고 자료
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