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安全信息

46975-U

Supelco

挥发性游离酸混标

analytical standard

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About This Item

UNSPSC代码:
85151701

等级

analytical standard

包装

pkg of 100 mL

技术

HPLC: suitable
gas chromatography (GC): suitable

应用

environmental

包装形式

multi-component solution

储存温度

2-8°C

应用

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

分析物

说明
    Acetic acid
    Butyric acid
    Formic acid
    Heptanoic acid
    Hexanoic acid
    Isobutyric acid
    Isovaleric acid
    4-Methylvaleric acid
    Propionic acid
    Valeric acid
    查看所有结果 (10)

替代产品

产品编号
说明
价格

储存分类代码

12 - Non Combustible Liquids

WGK

WGK 1

闪点(°F)

Not applicable

闪点(°C)

Not applicable

个人防护装备

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

法规信息

新产品

历史批次信息供参考:

分析证书(COA)

Lot/Batch Number
LB85617
LC05615V
LC05239
LC04466
LC02966

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  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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