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Merck
모든 사진(3)

문서

S2004

Sigma-Aldrich

Starch from potato

Soluble

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About This Item

Linear Formula:
(C6H10O5)n
CAS Number:
EC Number:
MDL number:
UNSPSC 코드:
12352201
PubChem Substance ID:
NACRES:
NA.21

생물학적 소스

potato

Quality Level

형태

powder

색상

white

유용한 pH 범위

5.0-7.5 (2% in water)

저장 온도

room temp

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일반 설명

Starch is a carbohydrate reserve in plants and a major source of energy for humans. In plants, starch is found in chloroplasts of leaf and in the amyloplasts of tuber and seeds. Structurally, starch consists of two major polysaccharides, namely amylose and amylopectin. Both consists of chains of -(1,4)-linked D-glucose residues interconnected through -(1,6)-glycosidic linkages. Potato starch is superior to others, functionally, because of its low lipid level. Nutritional composition of starch comprises of rapidly digestible starch, slowly digestible starch, and resistant starch (RS). Amylases are the starch degrading enzymes. Starch digestibility affects the blood glucose levels and is controlled by factors like carbohydrate contents of foods, nutritional composition of starch and cooking foods. Inhibition of pancreatic amylase is of therapeutic importance for delaying starch digestion, to prevent postprandial hyperglycemia. Food industries use starch as thickening agent.

애플리케이션

Starch from potato has been used as a substrate for α-amylase inhibition assay, by use of raw and cooked food samples and aerial parts of Trichosanthes cucumerina Linn, as a substrate to determine SusG activity, in animal gut microbiota activity using DNSA assay.

기타 정보

To gain a comprehensive understanding of our extensive range of Polysaccharides for your research, we encourage you to visit our Carbohydrates Category page.

Storage Class Code

11 - Combustible Solids

WGK

nwg

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable


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시험 성적서(COA)

Lot/Batch Number

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이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Extraction and Optimization of Potato Starch and Its Application as a Stabilizer in Yogurt Manufacturing
Altemimin AB
Foods (Basel, Switzerland), 7(2), 14-14 (2018)
Starch: as simple as A, B, C?
Wang TL, et al.
Journal of Experimental Botany, 49(320), 481-502 (1998)
Starch Hydrolysis, Polyphenol Contents, and In Vitro Alpha Amylase Inhibitory Properties of Some Nigerian Foods As Affected by Cooking
Saidu S, et al.
Frontiers in nutrition, 4, 60-60 (2017)
Amylases: Characteristics and industrial applications
Saini R, et al.
Journal of Pharmacognosy and Phytochemistry, 6(4), 1865-1871 (2017)
SusG: a unique cell-membrane-associated alpha-amylase from a prominent human gut symbiont targets complex starch molecules
Koropatkin NM and Smith TJ
Structure, 18(2), 200-215 (2010)

프로토콜

To measure pectinase activity, a titrimetric stop reaction assay is used. One unit of pectinase will liberate 1 μmol of galacturonic acid from poly-galacturonic acid per hour at pH 4.0 at 25 °C.

This procedure may be used for the determination of Amyloglucosidase activity using starch as the substrate.

Follow our procedure for the determination of alpha-Amylase activity. This enzymatic assay of a-Amylase guides you through the entire process and necessary calculations.

자사의 과학자팀은 생명 과학, 재료 과학, 화학 합성, 크로마토그래피, 분석 및 기타 많은 영역을 포함한 모든 과학 분야에 경험이 있습니다..

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