1. COLOUR : NOT DARKER THAN 20 MAX ON THE PLATINUM – COBALT SCALS.
2. DISTILLATION : TOTAL DISTILLATION RANGE AT 760 PRESSURE NOT MORE THAN 1.0 C° INCLUDING THE TEMPERATURE OF 110.6 C°.
3. ACID WASH COLOUR : NOT DARKER THAN NO.2 COLOUR STANDARD.
4. ACIDITY : NO FREE ACID : THAT IS NO EVIDENCE OF ACIDITY.
5. SP. GR. 15.5 C°, 0.869 TO 0.873.
6. SULFUR COMPOUNDS : FREE OF H2S AND SO2.
7. COPPER CORROSION : COPPER STRIP SHOULD NOT SHOW GRAY OR BLACK DEPOSIT OR DISCOLORATION
BLACK DEPOSIT OR DISCOLORATION