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Merck
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주요 문서

46975-U

Supelco

Volatile Free Acid Mix

analytical standard

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About This Item

UNSPSC 코드:
85151701

Grade

analytical standard

포장

pkg of 100 mL

기술

HPLC: suitable
gas chromatography (GC): suitable

응용 분야

environmental

형식

multi-component solution

저장 온도

2-8°C

애플리케이션

Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.

분석물

설명

    Acetic acid
    Butyric acid
    Formic acid
    Heptanoic acid
    Hexanoic acid
    Isobutyric acid
    Isovaleric acid
    4-Methylvaleric acid
    Propionic acid
    Valeric acid
    모두 보기 (10)

교체됨

Storage Class Code

12 - Non Combustible Liquids

WGK

WGK 1

Flash Point (°F)

Not applicable

Flash Point (°C)

Not applicable

개인 보호 장비

Eyeshields, Gloves, multi-purpose combination respirator cartridge (US)


가장 최신 버전 중 하나를 선택하세요:

시험 성적서(COA)

Lot/Batch Number

적합한 버전을 찾을 수 없으신가요?

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

  1. Which document(s) contains shelf-life or expiration date information for a given product?

    If available for a given product, the recommended re-test date or the expiration date can be found on the Certificate of Analysis.

  2. How do I get lot-specific information or a Certificate of Analysis?

    The lot specific COA document can be found by entering the lot number above under the "Documents" section.

  3. Why do I see only 9 peaks for 46975-U Volatile Free Acid Mix in my capillary column analysis?

    This is normal if you are using an FID because formic acid will not be seen by this type of detector.

  4. What is the elution order of volatile free acids, mix 46975-U, on a Nukol capillary column?

    On a Nukol column, using 180 °C isothermal temperature and 20 cm/sec helium carrier gas, the elution order is acetic, formic, propionic, isobutyric, butyric, isovaleric, n-valeric, isocaproic, n-caproic and heptanoic.  The chromatogram is shown on page 3, Figure 1, of the attached Fatty Acid/FAME Application Guide.

  5. Does 46975-U Volatile Free Acid Mix come with a CofA (Certificate of Analysis)?

    Product 46975-U Volatile Free Acid Mix is a qualitative standard and a CofC (Certificate of Composition) is included.  There is no CofA (Certificate of Analysis) for this product.

  6. How do I find price and availability?

    There are several ways to find pricing and availability for our products. Once you log onto our website, you will find the price and availability displayed on the product detail page. You can contact any of our Customer Sales and Service offices to receive a quote.  USA customers:  1-800-325-3010 or view local office numbers.

  7. What is the Department of Transportation shipping information for this product?

    Transportation information can be found in Section 14 of the product's (M)SDS.To access the shipping information for this material, use the link on the product detail page for the product. 

  8. My question is not addressed here, how can I contact Technical Service for assistance?

    Ask a Scientist here.

María Jesús Periago et al.
Food & function, 7(10), 4460-4467 (2016-10-07)
The aims of the present study were to ascertain, indirectly, the prebiotic role of tomato juice, by analyzing its effect on the content of short chain fatty acids (SCFA) in feces of rats, and to determine the plausible mechanisms related
Krista A Power et al.
The Journal of nutritional biochemistry, 28, 61-69 (2016-02-18)
Understanding how dietary components alter the healthy baseline colonic microenvironment is important in determining their roles in influencing gut health and gut-associated diseases. Dietary flaxseed (FS) has demonstrated anti-colon cancer effects in numerous rodent models, however, exacerbated acute colonic mucosal

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