Apar Industries manufactures Naphthenic Rubber Processing Oil. Apar Industries has obtained ISO 9001:2008, 14001:2004 and ISO / IEC 17025:2005 NABL certifications. Naphthenic Rubber Processing Oil is formulated from carefully selected hydrotreated naphthenic base stocks which are non-staining in nature possessing excellent thermal, oxidation and color stability. The highly hydro treated grades of Naphthenic Rubber Processing Oil in this series are also preferred for their low Poly Cyclic Aromatic [PCA] levels which make them non carcinogenic. This oil is recommended in the manufacture of automotive tubes, light colored non- black foot wear products and molded and extruded goods. They are compatible for processing with NR, SBR, PBR, Butyl and EPM / EPDM rubbers. Special tailor made blends of this oil are also available for TPR - Thermoplastic elastomers and specific applications like pressure sensitive hotmelt adhesives. It is available under the brand name of FLEXOIL N.