AOCS CA 5A AOCS Official Method Free Fatty Acids. 年9月21日 SAMPLING AND ANALYSIS OF COMMERCIAL FATS AND OILS AOCS Official Method Ca 5a Reapproved Free Fatty Acids. Find the most up-to-date version of AOCS CA 5A at Engineering
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English View all editions and formats Rating: Home About Help Search. The E-mail message field is required. Weigh the designated sample size into an oil sample bottle or Erlenmeyer flask see Notes, 2.
Oils and fats — Analysis.
The percentage of free fatty acids in most types of fats and oils ca5aa calculated as oleic acid, although in coconut and palm kernel oils it is frequently expressed as lauric acid and in palm oil in terms of palmitic acid.
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美国油脂检测标准AOCS Ca 5a_百度文库
Cap bottle and shake vigorously for 1? Please enter your name.
Free Fatty Acids Table? AOCS official method Ca 5a Your list has reached the maximum number of items.
AOCS official method Ca 5a-40. Free fatty acids.
Reviews User-contributed reviews Add a review and share your thoughts with other readers. You aoocs have already requested this item. Similar Items Related Subjects: Add the specified amount of hot neutralized alcohol and 2 mL of indicator. Please create a new list with a new name; move some items to a new or existing list; or delete some items.
You already recently rated this item. To convert percentage free fatty acids as oleic to acid value, multiply the percentage free fatty acids by 1. Your rating has been recorded. Finding libraries that hold this item Titrate with standard sodium hydroxide, shaking vigorously until the appearance of the first xocs pink caa of the same intensity as that of the neutralized alcohol before the addition of the sample.
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The E-mail Address es you entered is are not in a valid format. Cancel Forgot your password? Sampling and analysis of commercial fats and oils. The color must persist for 30 seconds. Citations are based on reference standards.
Advanced Search Find a Library. Some features of WorldCat will not be available. The alcohol must give a definite, distinct and sharp end point with phenolphthalein and must be neutralized with alkali to a faint, but permanent pink color just before using. Precision data for crude oils are shown in Table? The acid value is defined as the number of milligrams of KOH necessary to neutralize 1 g of sample.
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The free fatty acids are frequently expressed in terms of acid value instead of percentage free fatty acids.