Hello Sir/Mam Thanks for the interest in our Crude oil product We are able to supply you on a consistent basis Origin Available 1 Iran 2 Kazakhstan Payment Terms DLC SBLC BG Sblc via MT760 TT MT103 Specification of Iran light crude oil certificate of origin changeable CHARACTERISTICS UNITS RESULT TEST METHOD Specific Gravity1556 1556 08568 ASTM D5002 API Gravity API 336 ASTM D5002 Sulfur Content total Wt 146 ASTM D4294 HS Content ppm 86 IP 570 Mercaptan Content ppm 60 UOP 163 Nitrogen Content total Wt 0l3 ASTM D5762 Water Sediment Vol