Each chemical poses a different challenge when it comes to determination of physical chemical properties. It requires high level of expertise and experience in planning the testing methods for some of the complex test items. Eurofins Advinus has vast experience in determining physical chemical properties of various types of chemicals including agrochemicals and industrial & speciality chemicals.
Below is list of physical chemical property tests offered:
- Test item characterization by appearance, purity analysis, IR, NMR and Mass Spectra
- Method development and validation for active ingredient analysis in technical grade and formulated products
- Physical and chemical properties of technical grade materials include:
- Active ingredient content (including method development and validation)
- Color, odor and physical state
- UV-VIS absorption spectra
- Melting point & Boiling point
- Water solubility
- Solubility in six organic solvents
- Dissociation constant(s)
- Hydrolysis as a function of pH
- Partition coefficient
- Vapour pressure
- Relative density/density/specific gravity
- Accelerated storage stability
- Flammability (solids)
- Flash point (liquids)
- pH
- Moisture content
- Loss on drying
- Oxidation/reduction: Chemical incompatibility
- Corrosivity
- Long-term storage stability with corrosion characteristics
- Aqueous direct photolysis
- Surface tension
- Explosive properties
- Acidity/alkalinity
- Oxidizing properties
- Physical and chemical properties of various types of formulated products viz., Water Dispersible Granules (WG) (including blends), Suspension Concentrates (SC), Wettable Powders (WP), Soluble Concentrates (SL), Emulsions in oil/ Water (EW), Emulsifiable Concentrates (EC), Aqueous Suspo-emulsions (SE), Aqueous Capsule Suspensions (CS), Tablets for direct application (DT),Granules (GR),Micro Emulsions (ME),Mixed Formulations of CS and SC (ZC) etc. (studies specific to formulation types would be conducted).
- Storage stability studies (Accelerated, Real time and Multi-location)
- Physical and chemical properties of various types of formulated products include the following:
- Active ingredient content (including method development and validation)
- Appearance
- Explosive properties
- Flash point
- Relative self-ignition
- Oxidizing properties
- Flammability
- Acidity/Alkalinity/pH
- Relative density/density/specific gravity
- Bulk density
- Wet sieve
- Dust content
- Friability & attrition characteristics
- Flowability
- Packaging stability
- Suspensibility
- Persistent foam
- Emulsion properties
- Wettability
- Degree of dispersion
- Dispersion stability
- Corrosivity
- Viscosity
- Surface tension
- Spontaneity of dispersion
- Pourability
- Low temperature stability
- Dilution stability
- Dissolution rate of water soluble bags