Optimization of PAH determination in samples of recovered bituminous mixtures

In some national legislation criteria where the asphalt mixture is a by-product or ceases to be waste, the issue of determination of polycyclic aromatic hydrocarbons (PAH) in asphalt mixtures has become an intensively discussed and developed topic. In our ALS laboratories, we continuously develop new methods and optimize them so that we can always offer our customers efficient, economical and above all quality services. For the analytical purposes of determination of polycyclic aromatic... Read more »

ALS LIMITED contributed to a people in fire affected in Australia

As you are probably aware by now, Australia has been impacted significantly by fires right across the nation and we have had a number of employee requests about how individuals can help and what the company will be doing to contribute.... Read more »

For the determination of bacterial endotoxins, we reduced the detection limit of the method

One of the basic determinations in the pharmaceutical field is the determination of bacterial endotoxins (LAL tests). This determination determines the amount of pyrogenic substances in the sample. Pyrogenic substances are all substances that can cause an increased body temperature in a patient after ingestion or administration of a medicament. Testing of final products is inadequate and it is necessary to monitor the occurrence of pyrogenic substances during the whole production process.... Read more »