The determination of BTEX in water was performed using an Anhui Instrument GC6100 gas chromatograph configured with a flame ionization detector (FID) and a headspace sampler, in accordance with the standard method "Water Quality—Determination of Benzene Homologues—Headspace/Gas Chromatography" (HJ ...

Dimethyl fumarate also known as (E)-2-butenedioic acid dimethyl ester, trans-butenedioic acid dimethyl ester, alternatively referred to as dimethyl maleate, commonly known as moldproof preservative Moldkiller No. 1, abbreviated as DMF. It appears as white crystals or a crystalline powder at room ...

Keywords: Propranolol, high performance liquid chromatography, nitrosamine impurities 1. Instruments and Reagents​ 1.1 Configuration List of HPLC System No. Modular Qty 1 UV3400 UV detector 1 2 P3400B Quaternary pump 1 3 CT3400 Column oven 1 4 AS3400 Autosampler 1 5 SmartLab NetCDS Workstation 1 6 ...

This study employs ion chromatography to determine the contents of fructose, glucose, sucrose, stachyose, and raffinose in oilseed crops. The author utilized a Wayeal ion chromatograph equipped with an amperometric detector, using a self-prepared NaOH and water solution as the eluent. This method ...

Keywords: LCMS, amphenicol, food safety, veterinary drug residues. 1. Instrument and Reagents 1.1 Configuration List of LCMS Table 1 Instrument Configuration List No. Modular Qty 1 LCMS-TQ9200 LCMS 1 2 P3600B Binary high pressure pump 1 3 CT3600 Column oven 1 4 AS3600 Autosampler 1 5 SmartLab CDS 2...

Desloratadine, also known as AERIUS (Schering-Plough)/DENOSIN (Metha), is a tricyclic long-acting third-generation histamine antagonist. It is generally used to relieve systemic and local symptoms associated with chronic idiopathic urticaria and perennial allergic rhinitis. Due to the presence of a ...

Determination of BTEX Compounds in Ambient Air by Using GC6100 Gas Chromatograph BTEX compounds(or benzene homologues) refer to benzene and its derivatives, which mainly include aromatic organic compounds such as benzene, toluene, ethylbenzene, and xylene (BTEX). These substances are widely exist in ...

Determination of the Resolution Between Maltitol and Maltose by Ion Chromatography Keywords: Maltitol and maltose, sugar alcohols and sugars, ion chromatography (IC), amperometric detector. 1. Experiment Method 1.1 Instrument Configuration Table 1 Configuration List of Ion Chromatography System No. ...

Analysis of Advantame in Food Additives This experiment was conducted with reference to "GB 1886.377-2024 National Food Safety Standard - Food Additive Advantame", by using Wayeal's LC3200 Series High-Performance Liquid Chromatography (HPLC) system equipped with UV detector for analysis. The ...