A labaratory request - Petrohemija

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Analyses

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Determination of the mass flow rate of melt in plastic materials and plastic productsDetermination of the density of plastic materials and plastic products (for the range 900-970 kg/m3)Determination of carbon black content in PE materials and their productsAssessment of carbon black dispersion degree in PE compounds, pipes and fittingsDetermination of volatile matter content in polymeric materialsDetermination of tensile properties of plastic materials and their productsDetermination of tensile modulus of elasticityDetermination of flexural properties of plastic materialsDetermination of flexural modulus of elasticityDetermination of resistance of plastic materials to fracture in a medium for 40hDetermination of resistance of plastic materials to fracture in a medium for 1000hDetermination of hardness by SHORE method for plastic materials and their productsDetermination of thermal stability of plastic materials and products by DSCDetermination of melting temperature of polymersDetermination of glass transition temperature of polymersDetermination of IZOD impact strength for plastic materialsDetermination of puncture resistance of plastic filmsDetermination of tearing resistance of plastic filmsDetermination of gloss of plastic filmsDetermination of haze of transparent plastic filmsDetermination of shrinkage of plastic films at elevated temperaturesDetermination of coefficient of friction of plastic filmsDetermination of blocking resistance of plastic filmsDetermination of longitudinal reversion of plastic pipesDetermination of bulk density of plastic materials in powder or granule formDetermination of particle size distribution of powdery materials by sieving methodResistance to slow crack growth in PE pipes - contestResistance of PE pipes to internal hydrostatic pressurePreparation (pressing) of polymer material plates for further testingExtrusion of PE film on a laboratory extruder for further testingExtrusion of PE film on a laboratory extruderTesting of weld strength coefficient of PE bagsDetermination of thickness of films or bagsDetermination of geometric characteristics of pipesSample preparation for further testingAppearance and color of pipesPipe markingDetermination of pH valueDetermination of specific gravity of waterDetermination of specific conductivityDetermination of turbidityDetermination of water hardnessDetermination of p and m alkalinityDetermination of suspended and dissolved solids and ignited residueDetermination of total dissolved solidsDetermination of loss on ignitionDetermination of sedimentary solidsVolumetric determination of hydrazineSpectrophotometric determination of hydrazineDetermination of chlorides (Cl-) volumetricallyDetermination of nitrates (NO3-) spectrophotometricallyDetermination of sulfates (SO42-) spectrophotometricallyDetermination of nitrites (NO2-) spectrophotometricallyDetermination of phosphates (total + ortho)Determination of sulfides volumetricallyDetermination of organic matter, volumetrically with KMnO4Spectrophotometric determination of siliconSpectrophotometric determination of ammoniaDetermination of nitrogen content by Kjeldahl methodSpectrophotometric determination of iron content with 1,10-phenanthrolineSpectrophotometric determination of aluminum content with eriochrome cyanine RDetermination of BOD-5 by manometric methodDetermination of water corrosivityDetermination of chemical oxygen demand (COD)Determination of sulfidic and mercaptan sulfur in wastewaterDetermination of suspended solids contentDetermination of free chlorine in sodium hypochloriteDetermination of specific gravity in sodium hydroxide and acidsSpectrometric determination of iron in sodium hydroxide or acidsSpectrometric determination of copper content in sodium hydroxideSpectrometric determination of nickel content in sodium hydroxideVolumetric determination of active chlorine content in acids or watersGravimetric determination of moisture content in solid samplesDetermination of moisture content by Karl-Fischer method in liquid samplesDetermination of moisture content by Karl-Fischer method in gaseous samplesDetermination of particle size distribution of salts and sandDetermination of t-butyl hydroperoxide content in catalyst for PENGDetermination of active oxygen in peroxide estersVolumetric determination of free alkalis in sodium hypochloriteSpectrophotometric determination of traces of lead in crude gasolineSpectrophotometric determination of traces of lead in pyrolytic gasolineSpectrophotometric determination of traces of alcohol (methanol) in ethyleneSpectrophotometric determination of traces of ammonia in ethyleneSpectrophotometric determination of traces of carbonyls in ethyleneDetermination of PEVG stabilizer content by HPLC techniqueSpectrophotometric determination of Irganox 1076 in PEVGGravimetric determination of E9 (silicon dioxide) in PENGDetermination of phenolic index by spectrophotometric method with 4-aminoantipyrine after distillation in water (4-AAP method)Spectrophotometric determination of hexavalent chromium content in wastewaterDetermination of hydrogen content in high-purity ethyleneDetermination of oxygen and nitrogen content in high-purity ethyleneDetermination of carbon monoxide content in high-purity ethyleneDetermination of carbon dioxide content in high-purity ethyleneDetermination of acetylene content in high-purity ethyleneDetermination of methane and ethane content in high-purity ethyleneDetermination of propylene and heavier hydrocarbon content in high-purity ethyleneComplete GC testing of ethyleneDetermination of C1 to C4 hydrocarbon content in high-purity propyleneDetermination of hydrogen content in concentrated propyleneDetermination of oxygen and nitrogen content in concentrated propyleneDetermination of carbon monoxide content in concentrated propyleneDetermination of acetylene content in concentrated propyleneDetermination of ethane and ethylene content in concentrated propyleneDetermination of C5 and heavier hydrocarbon content in concentrated propyleneDetermination of methanol traces in concentrated propyleneComplete GC testing of propyleneDetermination of hydrocarbon content in 1,3-butadieneComplete GC testing of C4 fractionDetermination of aromatic hydrocarbon content in pyrolytic gasolineDetailed hydrocarbon gas chromatographic PIONA analysisDetermination of isobutane and its hydrocarbon impurities contentDetermination of N-butane and its hydrocarbon impurities contentDetermination of hexene-1 and its hydrocarbon impurities contentDetermination of hydrocarbon content in final 1,2-EDCDetermination of alcohol content (up to C4) in methanolDetermination of benzene, toluene, ethylbenzene, p/m-xylene and o-xylene in wastewater, using headspace analysisDetermination of hydrocarbon index of oil in waterDetermination of traces of oxygen and argon in ppm (V/V) in nitrogenDetermination of C1 to C6 hydrocarbon content in ppm (V/V) in nitrogen (or air)Determination of oxygen and nitrogen content in %(V/V) in hydrocarbon gasesDetermination of moisture content in gases and their mixtures, using 'Dewpoint meter'Determination of density (gasoline and oil) by areometer methodDetermination of distillation characteristics at atmospheric pressureDetermination of vapor pressure by REID methodDetermination of corrosive effect on copper - copper strip testBromine number of petroleum distillatesDetermination of diene numberDetermination of gum content by jet evaporation method before and after washingOxidation stability test of gasoline by induction period methodDetermination of thiols and other sulfur compounds - Doctor testDetermination of total sulfur in liquid hydrocarbons UVFDetermination of sulfur in gaseous hydrocarbons and liquid petroleum gases UVFDetermination of kinematic viscosityDetermination of flash point in a closed cup by Pensky-MartensDetermination of flash point in an open cup by ClevlandDetermination of cloud point and pour/freezing pointDetermination of organic chlorides in crude gasolineEstimation of molecular weight of petroleum derivativesDetermination of acid number by titration with indicatorDetermination of Mooney viscosity of SBR rubberPreparation, mixing and vulcanization of SBR rubber test mixtureMeasurement of vulcanization properties with a Rotorless RheometerDetermination of Hardness by Shore ADetermination of Rebound Resilience by SchobDetermination of elongation of vulcanized SBR rubber compoundDetermination of Organic Acid content in SBR rubberDetermination of Extractable matter in SBR rubberDetermination of Salt content in SBR rubberDetermination of Bound Styrene content in SBR rubberDetermination of Ash content in SBR rubberDetermination of antioxidant Irganox 1520 content in SBR rubberDetermination of antioxidant 6PPD content in SBR rubberDetermination of Volatile matter in SBR rubberDetermination of Iso-butene content in Butene-Butane Raffinate IDetermination of Iso-butene content in Butene-Butane Raffinate IIDetermination of MTBE, Methanol, di-isobutene, tert-butyl alcohol content in high-purity MTBEDetermination of butadiene and hydrocarbon impurities content in polymerization-grade butadieneDetermination of styrene content in wastewaterSampling of gases under pressure in a steel cylinderSampling of gases under pressure up to 4 bar in a glass pipette with valveSampling of oil from a tankSampling of crude gasoline (barges and tankers)Sampling of aggressive liquids (sodium hypochlorite, sodium hydroxide, hydrochloric acid)Sampling of solid substances (salts, sludge, catalysts, polymer materials and articles thereof)Sampling of wastewaterDisposal of sample (non-hazardous to the environment)Disposal of sample (hazardous to the environment)Issuing a reportInterpretations and opinions

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A laboratory request