ʻO ka ʻakika Ascorbic he huaʻai hiki ke hoʻoheheʻe ʻia i ka wai, i kapa ʻia ʻo L-(+) -sualose type 2,3,4,5, 6-pentahydroxy-2-hexenoide-4-lactone, i kapa ʻia ʻo L-ascorbic acid, molecular formula C6H8O6 , kaumaha molekala 176.12.
ʻO ka ʻakika Ascorbic ka mea maʻamau, ʻeleʻele, i kekahi manawa me ka nila-like monoclinic crystal, odorless, ʻono ʻawaʻawa, hiki ke hoʻoheheʻe ʻia i ka wai, me ka hoʻohaʻahaʻa ikaika.E komo i loko o ke kaʻina hana metabolic paʻakikī o ke kino, hiki ke hoʻoikaika i ka ulu a hoʻonui i ke kū'ē i ka maʻi, hiki ke hoʻohana ʻia ma ke ʻano he meaʻai meaʻai, antioxidant, hiki ke hoʻohana ʻia e like me ka hoʻomaikaʻi ʻana i ka palaoa palaoa.Eia nō naʻe, ʻaʻole maikaʻi ka hoʻonui ʻana o ka Ascorbic Acid no ke olakino, akā he pōʻino, no laila pono ke hoʻohana kūpono.Hoʻohana ʻia ʻo Ascorbic Acid ma ke ʻano he reagent analytical i loko o ka hale hana, e like me kahi mea hoʻohaʻahaʻa, masking agent, etc.