PETROLEUM PRODUCTS & GASES
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PETROLEUM PRODUCTS & GASES |
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| Internet: www.iisnl.com | Proficiency testing schemes |
| Email: nl.iis@sgs.com | for Petroleum and Petrochemical Products: |
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| LUBRICANTS and OILS PROFICIENCY TESTS | ||||
| LUBRICANTS and OILS | ||||
| Proficiency Testing Scheme | Provisional Scope *) | ID of PT | Final registration date | Sample dispatch date |
| Base Oil | Total Acid Number, Air Release time, Color ASTM, Conradson and Ramsbottom Carbon Residue, Density, Evaporation loss by Noack, Flash Point C.O.C., Kinematic Viscosity (40 and 100°C), Viscosity Index, Kinematic Viscosity Stabinger (40 and 100°C), Pour Point, Rust Prevention, Sulfur, Water and Water Separability. | iis25L03 | 18 April 2025 | 30 April 2025 |
| Engine Oil (fresh) | Total Acid Number, Base Number, Color ASTM, Conradson and Ramsbottom Carbon Residue, Density, Evaporation loss by Noack, Flash Point (C.O.C. and PMcc), Foaming Characteristics, Kinematic Viscosity (40 and 100°C), Viscosity Index, Viscosity Stabinger (40 and 100°C), Viscosity Apparent (CCS), Viscosity HTHS, Nitrogen, Pour Point, Sulfated Ash, Sulfur, Water and some elements (Ca, P and Zn). | iis25L07 | 9 May 2025 | 21 May 2025 |
| Engine Oil (used) | The regular sample is available for: Total Acid Number, Base Number, Density, Flash Point PMcc, Fuel Dilution, Kinematic Viscosity (40 and 100°C), Viscosity Index, Kinematic Viscosity Houillon and Water. | iis25L08 | 9 May 2025 | 21 May 2025 |
| Engine Oil (used) Metals | A separate sample is available for metal analysis only (23 elements). | iis25L08M | 9 May 2025 | 21 May 2025 |
| Level of Contamination in Lubricants | This PT is a lubricant sample specially prepared for the determination of Level of Contamination according to ASTM D7647 | iis25L15 | 9 May 2025 | 21 May 2025 |
| Gear Oil (fresh) | Total Acid Number, Copper Corrosion, Density, Flash Point (C.O.C. and PMcc), Foaming Characteristics, Kinematic Viscosity (40 and 100°C), Viscosity Index, Pour Point, Rust Prevention, Sulfur, Water, Water Separability and some elements (Ca, P and Zn). | iis25L01 | 21 February 2025 | 4 March 2025 |
| Gear Oil (used) | Total Acid Number, Density, Flash Point PMcc, Kinematic Viscosity (40 and 100°C), Viscosity Index, Membrane Filtration, Water and over 20 elements. | iis25L02 | 21 February 2025 | 4 March 2025 |
| Hydraulic Oil (fresh) | Total Acid Number, Copper Corrosion, Density, Flash Point PMcc, Foaming Characteristics, Kinematic Viscosity (40 and 100°C), Viscosity Index, Viscosity Stabinger (40 and 100°C), Pour Point, Sulfur, Water, Water Separability and some elements (Ca, P and Zn). | iis24L09 | 20 September 2024 | 2 October 2024 |
| iis25L09 | 3 October 2025 | 15 October 2025 | ||
| Hydraulic Oil (used) | The regular sample is available for: Total Acid Number, Density, Flash Point PMcc, Kinematic Viscosity (40 and 100°C), Viscosity Stabinger (40 and 100°C), Sulfur and Water. | iis24L10 | 20 September 2024 | 2 October 2024 |
| iis25L10 | 3 October 2025 | 15 October 2025 | ||
| Hydraulic Oil (used) Metals | A separate sample is available for metal analysis only (23 elements). | iis24L10M | 20 September 2024 | 2 October 2024 |
| iis25L10M | 3 October 2025 | 15 October 2025 | ||
| PCBs in Mineral Oil | Individual congeners Polychlorinated Biphenyls, Aroclors and Total Organohalogenic Compounds (TOX) as Cl. | iis24L13 | 18 October 2024 | 30 October 2024 |
| iis25L13 | 24 October 2025 | 5 November 2025 | ||
| Transformer Oil (fresh) | Tests from the IEC60296 and ASTM D3487 profiles and other tests: Total Acidity, Appearance, Breakdown Voltage, Color ASTM, Density, Di-electric Dissipation Factor, Specific Resistance, Flash Point (C.O.C. and PMcc), Interfacial Surface Tension, Kinematic Viscosity at 40°C, Water and some additives. | iis24L11 | 18 October 2024 | 30 October 2024 |
| iis25L11 | 24 October 2025 | 5 November 2025 | ||
| Transformer Oil (used) | The regular sample is available for: tests from the IEC60296 and ASTM D3487 profiles and other tests: Total Acidity, Breakdown Voltage, Density, Di-electric Dissipation factor, Specific Resistance, Flash Point (C.O.C. and PMcc), Interfacial Surface Tension, Kinematic Viscosity at 40°C and Water. | iis24L12 | 18 October 2024 | 30 October 2024 |
| iis25L12 | 24 October 2025 | 5 November 2025 | ||
| Transformer Oil (used) Furanics | A separate sample is available for Furanic analysis only. | iis24L12F | 18 October 2024 | 30 October 2024 |
| iis25L12F | 24 October 2025 | 5 November 2025 | ||
| Transformer Oil DGA | Dissolved gas analysis. Syringe of 50 mL. | iis24L14 | 21 August 2024 | 30 October 2024 |
| iis25L14 | 27 August 2025 | 5 November 2025 | ||
| Turbine Oil (fresh) | Total Acid Number, Air Release time, Density, Flash Point C.O.C., Foaming Characteristics, Kinematic Viscosity (40 and 100°C), Viscosity Index, Pour Point, Sulfur, Water, Water Separability and some elements (Ca, P and Zn). | iis25L04 | 18 April 2025 | 30 April 2025 |
| Turbine Oil (used) | Total Acid Number, Color ASTM, Density, Flash Point C.O.C., Insoluble Color Bodies, Kinematic Viscosity (40 and 100°C), Viscosity Index, Oxidation Stability, Water and Water Separability. | iis25L05 | 18 April 2025 | 30 April 2025 |
| GASES PROFICIENCY TESTS | ||||
| GASES | ||||
| Proficiency Testing Scheme | Provisional Scope *) | ID of PT | Final registration date | Sample dispatch date |
| Refinery Gas | Tests from the EN15984 profile. | iis25S01R | 10 November 2024 | 29 January 2025 |
| Natural Gas (Methane) | Methane, Ethane, Propane, iso-Butane, n-Butane, Carbon Dioxide, Nitrogen, Carbon content and Physical properties. | iis25S02M | 22 January 2025 | 2 April 2025 |
| Liquefied Butane | Propane, Propene, iso-Butane, n-Butane, 1-Butene, iso-Butene, trans/cis-2-Butene, 1,3-Butadiene, n-Pentane, iso-Pentane and Physical properties. | iis25S03B | 19 March 2025 | 28 May 2025 |
| Liquefied Propane | Ethane, Propane, Propene, iso-Butane, n-Butane, 1-Butene, iso-Butene, n-Pentane, iso-Pentane and Physical properties. | iis24S04P | 7 August 2024 | 16 October 2024 |
| iis25S04P | 23 July 2025 | 1 October 2025 | ||
| Sulfur (total) in LPG | Total Sulfur in Liquefied Propane (LPG). | iis24S04S | 7 August 2024 | 16 October 2024 |
| iis25S04S | 23 July 2025 | 1 October 2025 | ||
| PETROLEUM PRODUCT PROFICIENCY TESTS | ||||
| BITUMEN | ||||
| Proficiency Testing Scheme | Provisional Scope *) | ID of PT | Final registration date | Sample dispatch date |
| Bitumen | Tests from the Paving Grade EN12591 profile. | iis24F02 | 25 October 2024 | 6 November 2024 |
| iis25F02 | 25 October 2025 | 6 November 2025 | ||
| PETROLEUM PRODUCTS | ||||
| Proficiency Testing Scheme | Provisional Scope *) | ID of PT | Final registration date | Sample dispatch date |
| Crude Oil | Total Acid Number, API gravity, BS&W, Density, Kinematic Viscosity at 40°C, Light Ends, Molecular Mass, Pour Point, Salt as Chloride, Sediment (Extraction method and Membrane filtration), Total Sulfur, Water, Simulated Distillation. | iis24R01 | 27 September 2024 | 9 October 2024 |
| iis25R01 | 10 October 2025 | 22 October 2025 | ||
| Crude Oil Mercury | A separate sample for Total Mercury only. | iis24R01Hg | 27 September 2024 | 9 October 2024 |
| iis25R01Hg | 10 October 2025 | 22 October 2025 | ||
| Gascondensate | Color Saybolt, Density, Distillation, Methanol, Total Mercury, Total Sulfur, Water. | iis24R02 | 27 September 2024 | 9 October 2024 |
| iis25R02 | 10 October 2025 | 22 October 2025 | ||
| Crude Oil Assay | Composition D2892 and D5236, Density, Sulfur, Nitrogen on all fractions and Water on original material only. On light and heavy Naphtha fraction: PIONA/PONA and Simulated Distillation. | iis25R03 | 10 October 2025 | 22 October 2025 |
| Naphtha | The regular sample (iis25N01) is available for: Organic Chlorides, Color Saybolt, Copper Corrosion, Density, Distillation, Mercaptan Sulfur and Sulfur. Separate samples can be ordered for: - Mercury (iis25N01Hg) - Arsenic and Lead (iis25N01AsPb) - DVPE (iis25N01DVPE) | iis25N01 | 28 February 2025 | 12 March 2025 |
| iis25N01Hg | 28 February 2025 | 12 March 2025 | ||
| iis25N01AsPb | 28 February 2025 | 12 March 2025 | ||
| iis25N01DVPE | 28 February 2025 | 12 March 2025 | ||
| Naphtha P(IO)NA | A separate PT for Oxygenates, PIONA, PNA, DHA analyzes. | iis25N02 | 28 February 2025 | 12 March 2025 |
| OTHERS | ||||
| Proficiency Testing Scheme | Provisional Scope *) | ID of PT | Final registration date | Sample dispatch date |
| Sulphur NEW! | Tests on solid Sulfur. | iis25Y01 | 7 March 2025 | 19 March 2025 |
| Chromium 6 NEW! | Cr6+ in Industrial (Dried) Paint | Iis25Y02 | 29 August 2025 | 10 September 2025 |
| *) To see the actual scopes of all previous PTs, you may be interested to download the available PT reports from our webpage 'News and Reports'. | ||||