Laboratory of Physicochemical

Badania laboratoryjne prowadzimy
na wysokiej klasy aparaturze, w oparciu
o optymalne metodyki i standardy.

The laboratory has high-class equipment for separation techniques,
identification from various matrices and typical equipment of the analytical laboratory.


The scope of the laboratory studies

conducted in Physicochemical Laboratory of SORBOLAB

  1. Appearance, color and odor according to Polish Pharmacopoeia, EPA OPPTS 830.6302 Color, EPA OPPTS 830.6303 Physical State, EPA OPPTS 830.6304 Odor, ASTM D 1535-01 Test Method for Specifying Color by the Munsell System, ASTM D 1544-98 Test Method for Color of Transparent Liquids (Gardner Color Scale)
  2. Solubility in water according to EU A.6. Water Solubility, OECD 105 Water Solubility
  3. Solubility in organic solvents according to CIPAC MT 181 Solubility in organic solvents
  4. pH according to CIPAC MT 75.3 Determination of pH values, EPA OPPTS 830.7000 pH
  5. Acidity / alkalinity according to CIPAC MT 191 Acidity or alkalinity of formulations
  6. Density according to CIPAC MT 3 Specific gravity, density, and weight per milliliter, OECD 109 Density of Liquids and Solids, EU A.3. Relative density, EPA OPPTS 830.7300 Density / Relative Density / Bulk Density
  7. Viscosity according to OECD 114 Viscosity of Liquids
  8. Surface tension according to OECD 115 Surface Tension of Aqueous Solutions, EU A.5. Surface tension
  9. Flash point according to EU A.9. Flash-point, PN-EN ISO 2719:2007 Determination of flash point – Pensky-Martens closed cup method
  10. Flammability of solid substances according to EU A.10. Flammability (solids)
  11. Flammability of aerosol according to Regulation of the Minister of Economy of 5 November 2009 in the matter of specific requirements for aerosol products (Dz. U. Nr 188, poz. 1460)
  12. Explosive properties according to EU A.14. Explosive properties, EPA OPPTS 830.6316 Explodability
  13. Oxidizing properties according to EU A.17. Oxidising properties (solids)
  14. Aerosol spray diameter
  15. Appearance of package according to PN-EN 14182:2005 Packaging – Terminology; EPA OPPTS 830.6320 Corrosion Characteristics
  16. Melting temperature
  17. Flowability of granulated substances according to CIPAC MT 172.1 Flowability of Granular Preparations after Accelerated Storage under Pressure
  18. Bulk density and tap density of granulated substances according to CIPAC MT 186 Bulk density, CIPAC MT 159 Pour and tap bulk density of granular figured in EPA OPPTS 830.7300 Density / Relative Density / Bulk Density, CIPAC MT 169 Tap density of water dispersible granules
  19. Dust in granulated preparations according to CIPAC MT 171.1 Dustiness of granular products
  20. Attrition resistance of granulated preparations according to CIPAC MT 178 Attrition resistance of granules
  21. Water content by Karl-Fischer method according to CIPAC MT 30.1 Karl Fischer method or drying to constant of weight method
  22. Wettability of powders according to CIPAC MT 53.3 Wetting of wettable powder
  23. Dissolubility degree of formulation according to CIPAC MT 179 Dissolution degree and solution stability
  24. Stability of foam according to CIPAC MT 47.3 Presistent foam
  25. Dissolution degree of formulation and the stability in water solution according to CIPAC MT41 Dilution stability of herbicide aqueous solutions, CIPAC MT179 Dissolution degree and solution stability
  26. Identity and determination of content the active substance in product
  27. Identity and determination of content the impurities in product
  28. Speed rating of weight loss
  29. Loss of weight during calcination according to Food Chemical Codex V
  30. Particle size distribution (sieve analysis according to CIPAC MT 170 Dry sieve analysis of water dispersible granules, CIPAC MT 58 Dust content and apparent density of granular pesticide formulations and by laser diffraction method according to CIPAC MT 187 Particle size analysis by laser diffraction)
  31. Chemical oxygen demand
  32. Stability of suspension and degree of dispersion according to CIPAC MT 168 Determination of the suspension stability of water dispersible granules, CIPAC MT 184 Suspensibility of formulations forming suspensions on dilution with water, CIPAC MT 174 Dispersibility of water dispersible granules
  33. Partition coefficient n-octanol/water according to EU A.8. Partition coefficient, OECD 107 Partition coefficient (n-octanol/water): shake flask method
  34. Adsorption / desorption of a substance according to OECD 106 Adsorption – Desorption Using a Batch Equilibrium Method
  35. Total carbon content by analyser TOC
  36. Spontaneity of dispersion of suspension according to CIPAC MT 160 Spontaneity of dispersion of suspension concentrates
  37. Pourability of the test item according to CIPAC MT 148.1 Pourability of suspension concentrates
  1. Accelerated test according to CIPAC MT 46.3 Accelerated Storage Procedure
  2. Cold stability according to CIPAC MT 39.3 Low temperature stability of liquid formulation
  3. Stability at ambient temperature according to GIFAP Technical Monograph No 17, 2nd Edition, EPA OPPTS 830.6317 Storage Stability
  4. Storage at temperature and humidity designated by the customer

On customer individual request we also carry out special tests

Methods and standards

  • OECD
  • Regulation (EC) No 440/2008 of 30 May 2008 laying down test methods pursuant to Regulation (EC) No 1907/2006 of the European Parliament and of the Council on the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH)
  • Regulation (EU) No 528/2012 of the European Parliament and of the Council of 22 May 2012 concering the making available on the market and use of biocidal products
  • normalized methods and own validated methods
  • CIPAC methods and publications
  • US EPA guidelines
  • methods of customers
  • Polish Pharmacopoeia
  • ISO standards

Chemical analysis

  • physico-chemical tests for registration of plant protection products and biocidal products
  • physico-chemical tests of a technical products
  • five-batch analysis of active substances and technical products
  • determination of residues of plant protection products and biocidal products
  • development and validation of analytical methods

High-class equipment

For separation techniques and identification from various matrices

Spectral analysis

ICP-OES: Inductively Coupled Plasma – Optical Emission Spectrometers

UV-VIS: UV-Vis Spectrophotometer

Thermal analysis

Flash Point Tester

Total Carbon Analyzer (TOC); Total Organic Carbon Analyzer

Separation techniques

HPLC (UV-VIS, RID) High-performance Liquid Chromatograph with Diode Array Detector (DAD) and Refractive Index Detector (RID)

Liquid Chromatograph with Mass Spectrometer (triple quadrupole)

HPIC: Ion Chromatograph

GC-MS: Gas Chromatograph with Ion Trap Mass Spectrometer

GC-FID/FPD: Gas Chromatograph with Flame Ionization Detector (FID) and Flame Photometric Detector (FPD)

Other equipment


Microwave Reaction System

Karl-Fischer Titrator

Density Meter

Rotational Viscometer

Muffle Furnace


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