Petroleum and Petrochemical Test Directory: O

Petroleum and petrochemical testing, O.

Intertek provides ASTM, ISO, IP and other test methods for the analysis of petroleum, petroleum refined products, and petrochemical feedstocks and products.

Test Description	Test Method
Octane Number Testing, Knock Testing:
Octane Testing	ASTM, IP
Octane Number Motor	IP 236
Octane Number MON	ASTM D2700
Octane Number plus Additives	ASTM D2699, D2700
Octane Number RON, Research	ASTM D2699
Octane Rating of Aviation Gasolines (supercharge method)	ASTM D909
Odor - Residual	ASTMD 1296
Odor Intensity	ASTMD 1833
Odour in Ethanol	BS 507
Oil Condition Monitoring
Oil Condition Tests
Oils and Fluids Testing
Oil Content of Effluent Water - Extraction and IR	IP 426
Oil Content of Petroleum Waxes	ASTM D721
Oil Separation from Lubricating Grease	ASTM D1742, IP 121
Olefins by SFC	ASTM D6550
Oxidation Stability, Accelerated	Octel_F21
Oxidation Characteristics of Extreme Pressure Lubricating Oils	ASTM D2893
Oxidation Characteristics of Lubricating Oil	IP 48
Oxidation Stability, Accelerated	ASTM D2274, D6468 (Octel F21)
Oxidation Stability (Induction Period Method)	IP 40, ISO 7536
Oxidation Stability (Induction Period)	ASTM D525
Oxidation Stability (Oxygen Overpressure)	ASTM D5304
Oxidation Stability, 100 Hours	ASTM D942, IP 142
Oxidation Stability, 164 Hours	BS 148
Oxidation Stability, 500 Hours	ASTM D942, IP 142
Oxidation Stability of Inhibited Mineral Turbine Oils	IP 280
Oxidation Stability Residue, Potential Gum	IP 138
Oxidation Stability Straight Mineral Oil	IP 306
Oxygen Content, Field Test	Teledyne
Oxygenated Compounds	GC Low Ox
Oxygenates and Oxygen Content	ASTM D4815, D5599
o-Xylene Analysis by GC	ASTM D3797