Substances, articles and mixtures with potentially hazardous properties must be labeled accordingly according to current legislation. This is the responsibility of the GHS, which provides the classification and labeling obligation with hazard symbols. We have summarized the meaning of the hazard symbols and hazard pictograms, the criteria used to distinguish between them, and the status of supplementary signal words, H and P phrases.Read more
Hazardous substances are substances, materials and products that can have a harmful effect on health and/or the environment. In fact, a whole range of such substances fall into this category – they range from gasoline to cleaning agents to hydrogen peroxides. How these substances are defined, which hazard designation and classification is necessary and which known examples of hazardous substances there are, we have summarized for you here in compact form.Read more
In the laboratory, it can often be necessary to determine the pH value of a measured sample – from food to liquids to wastewater, acids and blood. A pH measuring instrument that works according to the potentiometric measuring method is usually used. For reliable measurement results, not only the correct calibration and execution of the measurement, but also the selection of the appropriate electrodes, membrane and electrolytes are elementary.
We have summarized a short instruction including all important information about pH measurement for you here.
If hazardous substances are used in the company, prior instruction is mandatory. The law requires both instructions in the form of operating instructions and verbal instruction – so that all employees are well prepared for the necessary protective measures. We have summarized for you here what content must be covered in an instruction for hazardous substances, what the legal requirements for this are and what the most important rules for instruction are.Read more
Both sodium hypochlorite and chlorine are used for various disinfection and bleaching processes, which is why they are found, for example, in household cleaners, in disinfectants and also in swimming pools. We have summarized here the properties and areas of application of these two substances, how they are used correctly and what dangers they pose.Read more
The resolutions and announcements of the TRSG (Technical Rules for Hazardous Substances) specify and summarize measures for handling hazardous substances. The storage class TRGS 510 refers to the storage of hazardous substances in portable containers. Read here how this technical regulation is structured and which specifications apply.Read more
In chemistry, centrifugation is a process in which mixtures of substances are separated from one another by the application of centrifugal forces. This can be useful for various applications, such as the differential or analytical method. Find out here how a centrifuge works, what it is used for and what to look out for when handling the device.Read more
In today’s world, it is becoming increasingly difficult to keep up with the latest research and scientific information. If you want to learn about exciting topics in these fields without time-consuming reading, you can opt for a science podcast. Which exciting podcasts are worthwhile, which representatives are also suitable for children and where this format can be obtained, read here.Read more
Dangerous goods class 7 includes substances and objects with radioactive materials. According to the Federal Office for Radiation Protection, around 420,000 people in Germany have to deal with these materials every year – think of X-ray equipment, for example. In this blog post, we have summarized how representatives of dangerous goods class 7 are defined, which subclasses there are and what to look out for during transport and in the event of damage.Read more
In mercury thermometers, expansion of the filler is used to accurately determine an external or body temperature. In the meantime, however, these thermometers are very rare – this is mainly due to the high health hazard. What a mercury thermometer is, how it works and what you should look out for in case of damage and disposal, we have briefly summarized for you in this blog.Read more