產品及服務

Megazyme
K-RSTAR; Resistant Starch Assay Kit;抗性澱粉;megazyme;膳食纖維

K-RSTAR

Resistant Starch Assay Kit

產品說明
根據定義,抗性澱粉(resistant starch, RS)為未被人類小腸分解之澱粉。它進入大腸後,部分或全部地發酵。RS被普遍認為是構成總膳食纖維的組件之一,藉由測RS得知膳食纖維之含量。Megazyme可以一次滿足所有需求,無論是植物或是食品都適用。
操作說明 (467 KB)
功能說明
(1) Non-resistant starch + H2O D-glucose + maltose (trace)

(2) Aqueous ethanol wash + centrifugation to remove D-glucose + maltose

(3) Dissolution of resistant starch pellet in KOH and neutralisation

 (4) Dissolved resistant starch + H2O  D-glucose

 (5) D-Glucose + H2O + O2 D-gluconate + H2O2

 (6) 2H2O2 + p-hydroxybenzoic acid + 4-aminoantipyrine  quinoneimine + 4H2O
規格說明
100 Assays per Kit
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