Researchers and scientists can utilize a broad range of tools and substances, including stable-labeled compounds, to assist them in their work. They can harness the unique properties of these compounds to peel back the layers of molecular mysteries and gain unique insights. If you want to learn more about using this analytical method in your research, read this overview of stable-labeled compounds and their applications.


Artificial intelligence (AI) is rapidly transforming the pharmaceutical industry, introducing groundbreaking developments and remarkable efficiencies. This technology is reshaping how companies discover and manufacture drugs. Read on to learn about several innovative uses of AI in the pharmaceutical sector.


It is critical for pharmaceutical firms to find ways to stay efficient and competitive. A strategy that can help is hiring a third party for chemical manufacturing. If you are on the fence about employing such a method, here are four reasons to consider outsourcing chemical manufacturing. You can unlock many advantages and position yourself for success in today's dynamic market.


When your employees use chemicals in your laboratory, you need to ensure they use the right substances for the right processes. But that’s where the process of chemical labeling can be helpful for your business. Read on to learn about what chemical labeling is and why it’s important for both your lab and the safety of your associates as they conduct their research.


Custom organic synthesis represents a new frontier in the scientific world, shaping the landscape of drug discovery and development. From the synthesis of intricate molecular structures to the generation of novel compounds with unique properties, custom organic synthesis promises to be exciting, transformative, and deeply influential. Get a brief look at the future of this process.


People usually focus on active substances inside the product that will improve their health when they think about pharmaceuticals. They don’t always consider the importance of the other ingredients inside. But those substances also play a vital role. Continue reading to learn more about inactive substances in pharmaceuticals and the important roles they play in your products.


Radiolabeling of oligonucleotides, a sophisticated technique seamlessly merging nuclear technology with biomedical research, forms the crux of many groundbreaking scientific investigations.

The importance of this technique rests in its power to unlock the mysteries of genetic behavior and disease processes, pushing the boundaries of our understanding and revolutionizing the landscape of medical research. As we delve deeper into this overview of radiolabeling oligonucleotides, we can find a better understanding and appreciation of what it entails.


Chemical synthesis is an integral part of the pharmaceutical industry. In simple terms, it is creating chemical compounds to make drugs. The nature of this field involves complex molecular structures, which require a high level of precision.

That's why it shouldn't be surprising that the pharmaceutical business and its collaborators have poured money into the four ways technology improves chemical synthesis.


High-performance liquid chromatography (HPLC) is a sophisticated analytical methodology in the scientific community. It operates through the separation, identification, and quantification of mixture components, thus finding indispensable applications across diverse sectors, including but not limited to medicine, environmental science, and materials science. Read on to learn five scientific discoveries credited to HPLC.


Radiolabeling is an essential process in scientific and medical research and involves labeling a molecule or compound with a radioactive isotope. This process serves various purposes but is only effective when done right. Understanding why enzyme activity is important in radiolabeling can lead you to great scientific findings.

Defining Enzyme Activity

Enzymes accelerate chemical reactions by lowering the required activation energy. The activity of an enzyme refers to its capacity to catalyze a reaction, which you can measure in various ways, such as the substrate conversion rate or product formation. Enzyme activity depends on several factors, including temperature, pH, substrate concentration, and inhibitors or activators.

Enzymatic Radiolabeling Techniques

Enzymatic radiolabeling uses enzymes to catalyze the labeling of substrates with radioactive isotopes, such as 14C labeling (carbon-14), tritium, or iodine-125. This technique offers several advantages over chemical methods, such as higher selectivity, specificity, yield, and lower toxicity and waste production. You can use several methods, and the following three are the most prominent:

Kinase-Catalyzed Radiolabeling

This technique utilizes the property of kinases to transfer phosphate groups from high-energy donor molecules to substrates, usually at a hydroxyl group. The substrate will follow the kinase reaction if the phosphate donor has a gamma label with a radioactive isotope.

Nick Translation

Nick translation is a process where DNA polymerase uses a radiolabeled nucleotide to replace the existing nucleotide at the nick, or break, in DNA, resulting in a radiolabeled DNA molecule.

Random Primer Labeling

This technique involves the synthesis of a radiolabeled DNA probe by using a collection of random oligonucleotides as primers for DNA synthesis.

Factors Affecting Enzymatic Radiolabeling

The efficiency and accuracy of enzymatic radiolabeling depend on several factors related to the enzyme, substrate, and radiolabeling conditions. Here are the main factors that affect enzyme activity in radiolabeling:

Substrate Specificity

Enzymes can catalyze specific substrates, though some enzymes may not efficiently label some substrates due to structural or chemical reasons.

Enzyme Concentration

The amount of enzyme you use can affect the rate and yield of the labeling reaction. Find the sweet spot according to the substrate and ideal radiolabeling conditions.

Radiolabeling Conditions

The temperature, pH, solvent, and other factors can influence the stability and reactivity of the enzyme and the substrate. These factors can also affect the labeling yield and specificity.

Radiochemical Purity

The quality of the radioactive isotope and the purity of the radiolabeled compound can affect the accuracy and safety of the radiolabeling.

Applications of Radiolabeled Enzymes

Radiolabeled enzymes have various applications in scientific and medical research, such as studying enzymatic pathways, developing diagnostic tools, and designing therapeutic agents. Studying enzymatic pathways can help scientists trace the metabolic pathways of different molecules in vitro and in vivo, providing insights into the biochemical mechanisms of different diseases and physiological processes.

Developing diagnostic tools can aid with imaging probes for detecting and localizing targets in tissue or cells, such as tumors, inflammation, or infections. Designing therapeutic agents involves targeted radionuclide therapies for killing cancer cells or reducing immune responses, such as radioimmunotherapy.

Learning why enzyme activity is important in radiolabeling can affect the accuracy of the process. Enzymatic radiolabeling techniques offer several advantages over chemical methods, and enzyme activity is optimal through substrate specificity, enzyme concentration, radiolabeling conditions, and radiochemical purity.

Researchers around the globe may make use of Moravek’s radiolabeling services, which include carbon-14 and tritium. We provide customized radiolabeling services and a comprehensive inventory of various radiolabeled chemicals to accommodate a broad range of research.

Working around chemicals is something that doesn’t have any shortcuts. Accidents involving chemicals are very hazardous, sometimes lethal, and often quite expensive. Workplace mistakes can cause damage to the equipment, the destruction of the project, and the loss of chemicals. The good news is that it is feasible to avoid these chemical catastrophes by following this beginner’s guide to chemical storage best practices.

Federal, State, and Local Regulations

Before we dive head first into the best practices, it’s a good idea to understand the laws set forth for chemical storage. Adherence to federal, state, and local chemical storage regulations is paramount to maintaining a safe working environment.

In the US, the Occupational Safety and Health Administration (OSHA) declares guidelines for storing and handling chemicals. Their standards in Title 29 of the Code of Federal Regulations (CFR) provide a comprehensive framework for identifying, managing, and communicating chemical hazards.

State regulations may vary, but they generally include provisions specific to that state’s industries and environments. They may also elaborate on federal guidelines, providing more detailed requirements for certain chemical storage and handling aspects. It is essential to consult with state regulatory agencies to ensure full compliance.

Local regulation can encompass county or city ordinances, often focusing on zoning, fire safety, and environmental protection. These regulations might dictate where employees can store chemicals, what fire prevention measures must be in place, and how to prevent chemical leaks from affecting local ecosystems.

Reviewing these regulations is important, as they are subject to change regularly. Non-compliance can result in hefty penalties and serious safety hazards. Thus, understanding and following all applicable chemical storage regulations is crucial.

Temperature Controls for Storing Chemicals Safely

The laws set the parameters of doing the bare minimum regarding chemical storage. However, there are many things you need to consider outside of compliance with the law.

One of the foremost considerations for effective chemical storage is confirming your storage area has the right conditions. The points of emphasis primarily include temperature, ventilation, and lighting. Control of temperature is crucial because some chemicals are sensitive to heat, cold, or sudden temperature shifts. Therefore, maintaining a stable, moderate temperature is essential.

Stored chemicals should avoid direct sunlight, moisture, and heat. Direct sunlight can react with some chemicals, creating volatile and dangerous situations. Moisture and heat conditions can accelerate the rate of chemical degradation and alter the chemical properties over time.

Proper ventilation will help to disperse any fumes that may build up, preventing harmful exposure and potential explosions. Ergo, verifying your storage area has a temperature and humidity monitoring system and adequate ventilation through frequent checks is paramount.

Chemical Compatibility

A key aspect of safe chemical storage is knowing your chemicals and their compatibility. This means understanding how different chemicals react when they come into contact. Some chemicals, when mixed, can cause dangerous reactions, including fire, explosion, or the production of toxic gases.

To determine chemical compatibility, refer to each chemical’s Material Safety Data Sheet (MSDS) or Safety Data Sheet (SDS). These sheets provide crucial information about the chemical, including its reactivity with other substances.

In addition to the MSDS or SDS, numerous chemical compatibility charts are available online that can provide quick information about common substances. However, you should always cross-check this information with the official data sheets for your chemicals.

Consider segregating incompatible chemicals in separate storage cabinets or using secondary containment trays. This way, even if a container becomes compromised, you minimize the chance of incompatible chemicals mixing. By understanding your chemicals and their compatibility, you can greatly enhance the safety and efficiency of your storage practices.

Proper Labeling and Documentation of Chemicals

Labeling is an integral part of chemical storage best practices. Regardless of size, every container should bear a label depicting crucial information about the chemical stored within. A well-labeled container will include details about the chemical’s name, hazards, handling instructions, expiration date, and emergency procedures.

This labeling system facilitates the easy identification of substances and helps prevent accidental misuse or dangerous combinations of chemicals. Additionally, labels remind us of the safety measures we must adhere to while handling these chemicals. Storage facilities also have to follow the legal requirements we discussed.

Ultimately, proper chemical labeling plays a crucial role in safeguarding the well-being of those in the vicinity and ensuring the smooth operation of the working environment.

Types of Storage Containers To Use for Different Chemicals

Possessing the correct storage containers for chemicals is pivotal in protecting the workplace and the employees. The right container prevents chemical leakages, minimizes contamination risks, and reduces the likelihood of hazardous reactions.

Different chemicals necessitate diverse container types. Typically, facilities use materials such as plastic, glass, or metal for their containers and choose the appropriate option based on the chemical’s properties and reactivity. For instance, corrosive chemicals require containers constructed with corrosion-resistant materials, while flammable liquids need containers that can withstand high temperatures.

Outfitting these containers with secure lids or caps is crucial to prevent accidental spills or leaks. Regularly inspecting these containers for wear and tear is equally important to prevent potential accidents. Thus, investing in correct storage containers is a best practice and a key step toward creating a safe and compliant chemical handling environment.

Continued Training

Training personnel who handle chemicals is fundamental to meeting safety regulations and confirming the correct implementation of chemical storage best practices. Regular training sessions are mandatory, and they familiarize employees with MSDS and SDS checklists and chemical compatibility charts.

Emphasize the importance of recognizing and understanding the symbols and warnings on chemical labels. Practical demonstrations of the correct methods of handling, storing, and disposing of chemicals are also extremely beneficial because seeing is much better than just hearing.

Training must also include emergency procedures and demonstrations of the correct usage of safety equipment. Training and safety drills can go a long way when the right practices are in the personnel’s daily routine. It’s also important to foster an environment where employees feel comfortable raising concerns or queries about chemical handling and storage. In the end, well-informed employees are the best defense against chemical-related mishaps.

How To Dispose of Excess or Unused Chemicals Properly

A part of the storage process is knowing how to make space for new inventory while safely disposing of older chemicals. Improper disposal can lead to environmental pollution and safety hazards. Therefore, it is important to follow specific procedures.

Start by identifying the nature of the waste, referring to the MSDS or SDS for guidance on the correct disposal methods. Team members can neutralize some chemicals and safely dispose of them in the regular trash, while others require specialized disposal procedures.

Most chemical waste shouldn’t mingle with regular waste, nor should chemical waste have an opportunity to link up with other chemical waste that has combustible components. Even in the trash, chemicals can undergo harmful reactions. Containers used for chemical waste should have clear labels, and the waste should remain in a designated area while waiting for disposal.

With this beginner’s guide to chemical storage best practices, you can fulfill the special requirements of chemical storage, whether it’s for small-scale or industrial-grade storage. If there is one thing you learned today, it should be that a lack of proper storage conditions can have dire consequences.

When properly stored, you extend the useful life of your chemicals, reduce the likelihood of accidents, and improve workplace safety. When in doubt, consult with hazardous materials experts or safety data sheets and maintain open lines of communication with team members to ensure accountability for safety. Proper chemical storage practices can keep your work environment safe and healthy.

As a component of the manufacturing process for your radiolabeled, stable-labeled, or non-labeled molecule, Moravek provides a comprehensive selection of analytical services. Our highly trained personnel use our cutting-edge analytical technology within our dedicated GMP quality control laboratory to warrant the highest possible standards.

A Beginner’s Guide to Chemical Storage Best Practices
A Brief Overview of Quality Control in Clinical Trials

Clinical trials assess the efficacy and safety of pharmaceutical products, medical devices, and procedures. These trials provide critical data that support the approval and use of medical products. Since clinical trials have a significant impact on public health, pharmaceutical companies need quality assurance. Understand basic procedures with this brief overview of quality control in clinical trials.