We were formerly Polysindo Eka Perkasa

Specifications for Paraxylene

The following are the parameters that all the vendors have to comply to for their supply to Asia Pacific Fibers.

Technical Specifications

PARAMETERS

UNIT

METHOD

SPECS LIMIT

Appearance * NA Visual Observation Clear liquid
Colour * H. U. Color comparator Lovibond 20 max
Specific gravity @ 15.5 °C NA Hydrometer 0.860 - 0.870
Acid wash Colour ASTM Std no. Comparison 5 max
Bromine Index mg / 100 gm Potentiometric titration 200 max
Sulphur Content wt ppm - 1 max
Chloride Content wt ppm Visual Observation 5 max
Freezing point * °C Visual/ASTM thermometer 13.0 min
Gas Chromatography Composition
       Non - aromatics % wt Gas Chromatography 0.2 max
       Ethyl Benzene % wt Gas Chromatography 0.3 max
       Para Xylene % wt Gas Chromatography 99.7 max
       Meta Xylene % wt Gas Chromatography 0.3 max
       Ortho Xylene % wt Gas Chromatography 0.1 max
       
* parameters marked are the minimum parameters that shall be checked at site for accptance as standard quality for unloading road tanker receipts.