EEU Specification for HPLC (High Performance Liquid Chromatography)
Specification for HPLC (High Performance Liquid Chromatography) based test set to carry out Furan Analysis of insulating oils as per IEC 61198-93 and also as per ASTM-5837-99.
2. Solid Phase Extraction System
a) Vacuum Manifold: CRS Cat # 61000 or any other equivalent system to carry out Solid phase extraction of furans from insulating oils, as described in IEC-1998-93, method-B (section 5.3). Vacuum Manifold shall have all required accessories like cover, gasket, vacuum gauge, valve. Glass block, polypropylene needles, nylon/pp stopcocks, collection racks and collection tubes for full capacity. The manifold shall be compatible to SPE cartridges being supplied as per (c).

b) Vacuum Pump: Low-noise, compatible to laboratory environs, vacuum pump suitable for above manifold operating on 1-ph ac 220V, 50Hz along with 2 nos vacuum hoses.

c) SPE Cartridges - Solid-Phase extraction column filled with 500 mg of Silica and will be used with above mentioned vacuum manifold. - 500 No,s