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47056

Supelco

WSFA-2

0.1 wt. % each component in deionized water

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About This Item

EC Number:
231-791-2
UNSPSC Code:
12164500

description

qualitative standard

CofA

current certificate can be downloaded

packaging

pkg of 1 × 5 mL

concentration

0.1 wt. % each component in deionized water

technique(s)

HPLC: suitable
gas chromatography (GC): suitable

format

multi-component solution

storage temp.

2-30°C

General description

WSFA-2 may be used for identifying and quantifying purgeable halocarbons in municipal and industrial wastewater in accordance with EPA 624 method. The pre-requisite of EPA 624 method is the use of gas chromatography with a selective detector or gas chromatography/mass spectrometry. WSFA-2 may also be utilized for the qualitative determination of free fatty acids in aqueous solutions. It is recommended that it should be purchased from chemical manufacturers with knowledge in the preparation, handling, storage, and shipment of volatile analytes.

Application

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

Analyte

Description
    Acetic acid
    Butyric acid
    Isobutyric acid
    Isovaleric acid
    Propionic acid
    Valeric acid

Storage Class

10 - Combustible liquids

wgk_germany

nwg

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

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

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Certificates of Analysis (COA)

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Faiga Magzal et al.
Scientific reports, 11(1), 4052-4052 (2021-02-20)
Insomnia is a disorder characterized by difficulty falling asleep and poor sleep continuity and is associated with increased risks for physical and cognitive decline. Insomnia with short sleep duration is considered the most biologically severe phenotype of the disorder. Evidence

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