CHEMICALS
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CHEMICALS PROFICIENCY TESTS
         
BASIC CHEMICALS
Proficiency Testing Scheme Provisional Scope * ID of PT Final registration date Sample dispatch date
Acetone Tests from the ASTM D329 profile and other tests. n.a. Will be organized in 2025
Benzene Tests from the ASTM D2359 profile and other tests. iis24C01 2 February 2024 14 February 2024
Caustic Soda Alkalinity, Density, Iron, Sodium Chlorate, Sodium Chloride and Sodium Sulfate (a high and low salt sample will be sent). iis24C06 9 August 2024 21 August 2024
Cyclohexane Acid Wash Color, Appearance, Color Pt/Co, Density, Distillation, Freezing Point, Purity, Benzene, n-Hexane, Methylcyclohexane, Methylcyclopentane, Refractive Index and Sulfur. iis24C03 2 February 2024 14 February 2024
Ethanol (Bio / Fuel grade) Acidity, Appearance, Copper, Density, Electrical Conductivity, Nonvolatile matter, Nitrogen, pHe, Phosphorus, Water (Coulometric and Volumetric), Purity and impurities, Gum (solvent washed), Inorganic Chloride, Sulfate and Sulfur. iis24C11 1 November 2024 13 November 2024
Ethanol (Food / Neutral grade) Appearance, Density, Nonvolatile matter, Permanganate Time Test, pHe, Strength (%V/V and %M/M), Water, UV absorbance, Purity and impurities. iis24C12 1 November 2024 13 November 2024
Isopropanol (IPA) Acidity, Appearance, Inorganic Chloride, Color Pt/Co, Density, Distillation, Nonvolatile matter, Purity and impurities and Water. n.a. Will be organized in 2025
Methanol The regular sample is for tests from the IMPCA profile and other tests. iis24C04 9 August 2024 21 August 2024
Methanol UV A separate sample for UV Absorbance only. iis24C04UV 9 August 2024 21 August 2024
Mono Ethylene glycol (MEG polyester grade) Acidity, Aldehydes, Appearance, Ash content, Inorganic Chloride, Color Pt/Co, Density, Diethylene Glycol, Distillation, Miscibility with water, Purity, Specific Gravity, Water, UV Transmittance and Iron. iis24C10 6 September 2024 18 September 2024
Styrene Tests from the ASTM D2827 profile and other tests. iis24C07 23 August 2024 4 September 2024
Toluene Tests from the ASTM D841 profile and other tests. iis24C02 2 February 2024 14 February 2024
Xylene (Ortho- / Para-) Tests from the ASTM D5136 and D5471 profile and other tests. iis24C09 23 August 2024 4 September 2024
Xylenes (mixed-) Benzene, Toluene, Ethylbenzene, p-/o-/m-Xylenes, iso-Propylbenzene and sum C9+Aromatics and Non-aromatics. n.a. Will be organized in 2025
 
SPECIALTY CHEMICALS
Proficiency Testing Scheme Provisional Scope *) ID of PT Final registration date Sample dispatch date
Acetic Acid Acetaldehyde, Appearance, Anorganic Chloride, Color Pt/Co, Density, Formic Acid, Freezing Point, Iron as Fe, Nonvolatile matter, Purity and Water. n.a. Will be organized in 2025
AdBlue (32% Urea solution) Tests from the ISO22241-1 profile and other tests. iis24G05 19 April 2024 1 May 2024
n-Butylacrylate Acidity, Appearance, Color Pt/Co, Density, Inhibitor, Purity and impurities and Water. n.a. Will be organized in 2025
Methyl metacrylate (MMA) Acidity, Appearance, Color Pt/Co, Density, Inhibitor, Water, Purity and Impurities. iis24K04 29 December 2023 10 January 2024
Methyl- tert-Butylether (MTBE) Appearance, Carbonyls, Density, Refractive Index, Water, Purity and impurities. n.a. Will be organized in 2025
Mono Propylene glycol (MPG) Acidity, Appearance, Inorganic Chloride, Color Pt/Co, Density, Distillation, Iron, Purity, Dipropylene glycol, Specific Gravity and Water. n.a. Will be organized in 2025
Vinyl Acetate Monomer (VAM) Test from the ASTM D2190 profile and other tests. iis24K01 29 December 2023 10 January 2024
 
* 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'.
 
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