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Merck
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주요 문서

MAK006

Sigma-Aldrich

Urea Assay Kit

sufficient for 100 colorimetric tests

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About This Item

UNSPSC 코드:
12161503
NACRES:
NA.84
제품 MAK006은(는)귀하의 국가에서 현재 판매되지 않습니다. 고객지원팀으로 연락바랍니다.

사용

sufficient for 100 colorimetric tests

검출 방법

colorimetric

저장 온도

−20°C

일반 설명

The new Urea Assay Kit, MAK471, is now available! Urea is the major end product of nitrogen metabolism in most animals[1] and is produced in a series of reactions in the liver called the urea cycle. In the urea cycle, ammonia is converted to urea, which is carried by blood to the kidneys for elimination from the body.[2] High levels of urea in the blood may indicate renal failure.[3] Urea levels may also be elevated in response to treatment with certain drugs such as corticosteroids or in response to decreased kidney filtration due to dehydration or congestive heart failure. Decreased blood urea levels can occur in response to liver disease or malnutrition.[4]

애플리케이션

Urea assay kit has been used to measure the concentration of urea.[5][6][7]

특징 및 장점

Compatible with high-throughput handling systems.

적합성

Suitable for the measurement of urea concentration in a variety of samples such as serum, plasma, and urine, etc.

원리

In this assay, Urea concentration is determined by a coupled enzyme reaction, which results in a colorimetric (570 nm) product, proportional to the Urea present.

교체됨

제품 번호
설명
가격

픽토그램

Health hazardExclamation mark

신호어

Danger

유해 및 위험 성명서

Hazard Classifications

Eye Irrit. 2 - Resp. Sens. 1 - Skin Irrit. 2 - Skin Sens. 1 - STOT SE 3

표적 기관

Respiratory system

Storage Class Code

10 - Combustible liquids

Flash Point (°F)

188.6 °F - closed cup

Flash Point (°C)

87 °C - closed cup


가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

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특정 버전이 필요한 경우 로트 번호나 배치 번호로 특정 인증서를 찾을 수 있습니다.

이 제품을 이미 가지고 계십니까?

문서 라이브러리에서 최근에 구매한 제품에 대한 문서를 찾아보세요.

문서 라이브러리 방문

Protein tyrosine phosphatase 1B deficiency in podocytes mitigates hyperglycemia-induced renal injury.
Ito Y, et al.
Metabolism, Clinical and Experimental, 76, 56-69 (2017)
Inhibition of the RhoGTPase Cdc42 by ML141 enhances hepatocyte differentiation from human adipose-derived mesenchymal stem cells via the Wnt5a/PI3K/miR-122 pathway: impact of the age of the donor.
Chaker D, et al.
Stem Cell Research & Therapy, 9(1), 167-167 (2018)
Nitrogen excretion: three end products, many physiological roles.
Wright P A.
The Journal of Experimental Biology, 198(2), 273-281 (1995)
Hina Hussain et al.
Skin pharmacology and physiology, 32(2), 94-100 (2019-02-21)
Free amino acids (FAAs) and urea, present inside the corneocytes, can be important indicators of skin condition. However, due to the lack of a standard extraction protocol for FAAs from corneocytes, conflicting research results have been reported. Therefore, the purpose
Markers of renal function tests.
Gowda S, et al.
North American Journal of Medical Sciences, 2(4), 170-170 (2010)

프로토콜

Assay protocol for the colorimetric detection of Hydroxyproline in biological samples using the Hydroxypoline assay kit.

질문

1–2 / 2 질문  
  1. How can I determine the shelf life / expiration / retest date of this product?

    1 답변
    1. If this product has an expiration or retest date, it will be shown on the Certificate of Analysis (COA, CofA). If there is no retest or expiration date listed on the product's COA, we do not have suitable stability data to determine a shelf life. For these products, the only date on the COA will be the release date; a retest, expiration, or use-by-date will not be displayed.
      For all products, we recommend handling per defined conditions as printed in our product literature and website product descriptions. We recommend that products should be routinely inspected by customers to ensure they perform as expected.
      For products without retest or expiration dates, our standard warranty of 1 year from the date of shipment is applicable.
      For more information, please refer to the Product Dating Information document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/449/386/product-dating-information-mk.pdf

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  2. How is shipping temperature determined? And how is it related to the product storage temperature?

    1 답변
    1. Products may be shipped at a different temperature than the recommended long-term storage temperature. If the product quality is sensitive to short-term exposure to conditions other than the recommended long-term storage, it will be shipped on wet or dry-ice. If the product quality is NOT affected by short-term exposure to conditions other than the recommended long-term storage, it will be shipped at ambient temperature. As shipping routes are configured for minimum transit times, shipping at ambient temperature helps control shipping costs for our customers. For more information, please refer to the Storage and Transport Conditions document: https://www.sigmaaldrich.com/deepweb/assets/sigmaaldrich/marketing/global/documents/316/622/storage-transport-conditions-mk.pdf

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