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You can't because vitamin A doesn't exist in carrots. Beta-carotene on the other hand is a provitamin A molecule that can be extracted. You can either blend the carrot and then extract the beta-carotene with acetone or you can use something like ethyl lactate.
For more information there is an article
Ishida, B. and Chapman, M., "Carotenoid Extraction from Plants Using a Novel, Environmentally Friendly Solvent",J. Agric. Food Chem., 2009, 57 (3), pp 1051-1059
What else can I help you with?
Do vegetables contain vitamin C?
Yes, vegetables contain vitamin C. Examples of the vegetables containing vitamin C are as follows:PeppersSpring greensBrusselsBroccoliBok choyNote: There are also vegetables that contain vitamin C which are not inluded on the above list.
What is a source of vitamin c?
Fruits and Vegetables
Is vitamin C a very common Vitamin?
Vitamin C is very common, in that it is found in all fresh fruits and vegetables.
Does age affect vitamin c content of vegetables?
The age of a vegetable does not affect the vitamin C content. However, vitamin C can be destroyed by heat.
Why do vegetables contain less Vitamin C when they are microwaved?
The heat from the microwaving destroys some of the Vitamin C.
What are good resources for vitamin c?
Some fruits that contain Vitamin C include:OrangesLemonsLimesGrapefruitCantaloupesMangoPapayasSome vegetables that contain Vitamin C include:Bean SproutsGreen PeppersBroccoliKale
What chemicals were used in the cure for scurvy?
The vitamin C (and vegetables and fruits containing this vitamin).
How much vitamin c is in egg?
There is no vitamin C in a fried egg. For vitamin C you need fresh fruits and vegetables.
Detecting vitamin c in fruits and vegetables?
some books and leaflets tell you whether they have vitamin c in the fruit or veg or not.
What nutrients are destroyed when you cook vegetables?
Vitamin C or ascorbic acid is destroyed when we cook vegetables.
Vitamins are extract more effective than vitamins that are not extracts?
vitamin c
What meals have iron and vitimin c in?
all leafy vegetables have iron and vitamin c
