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Filter Paper
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Filter Paper Board
smotic Pressure Regulators / Tonicity Adjusting Agents
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Nozzle, Tank Cleaning Machine
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Fluid Equipment
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Ointment Filling-sealing Machine、Vacuum Mixer
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Coating Machine
Medicine Material Grinding Machine
Lettering machine
Box Packaging Machine
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Laboratory Bench
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Powder Filling Machine
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Paper Film Packaging Machine
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Storage Cabinets
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Suppository Drug Machinery
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Medicine Film Drug Machinery
Infusion Medicine Machinery（中文站有输液剂机械的三级分类）
Pharmaceutical Machine Milling
Instruction Booklet Folding Machine
Fan
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Gasket
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Horizontal Pillow Packaging Machine
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Transfection/Cell Fusion
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Gas Generators / Gas Handling Equipment
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TCM Ingredients & Slices
Animal Medicinal Materials
Lincomycin
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Bottle Washer
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Hoses and Fittings
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Vertical Packaging Machine
Casing Machine
Microplate Reader/Enzyme Labeling Instrument
Analysis and Validation
Serialization System
Pen Injector
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Conveyer For Medicine Material
Spray Pump
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Aluminum Foil Packaging Machine
Coding Machine
Cell Analysis
Automated Assembly
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Packaging Bag Valve
Freeze Dryer
Granule packaging machine
Other Drug Delivery Device Accessories
Biological Microscope/In Vivo Imaging
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Cap Screwing Machine
Nasal Drug Delivery Devices / Nasal Spray Pumps
Printing Services
Liquid Packaging Machine
Laboratory Automation
Screw Capping Machine
Lamp Inspection Machine
Ophthalmic Drug Delivery Devices / Eye Drop Delivery Systems
Labelling
Powder Packaging Machine
Synthesizer
Heat Shrink Packaging Machine
Metal Detector
Insulin Pens / Blood Glucose Management Devices
Security Taggants & Markings
Filter Cartridge
Tablet Packaging Machine
Animal Experiment Instrument
Injection & blow molding machines
Batching system
Self-Injection Systems / Safety Protection Devices
Incubator Equipment
Printed Drugs Packaging
Box filling & sealing machine
Palletizing equipment
CIP cleaning system
Topical / Gynecological / Intimate Drug Delivery Devices
Desiccants
Other Life Science Instrument
Bottle Filling Line
Contaners
Lifting Charging Machine
Others
Inhalant Packaging
BFS Bottlepack Machine
Weighting Equipment
Blister Packaging Machine
Pharmaceutical Paper
Other Pharmaceutical Outer Packaging Equipment
Packaging bag valve
Container Sealing Machine
Glass Tube
Multi-functional Bottle Packaging Machine
Medical Aesthetic Freeze-Dried Powder Vials
Sachets Cartoner Packing line
Primary Packaging
Other Pharmaceutical Inner Packaging Equipment
Aluminum Caps & Aluminum-Plastic Combination Caps
Sterile Bags / Breathing Bags / Sterilization Bags
Medical Device Packaging / Bioconsumables Packaging
Dispensing Bottles
Blister Packaging
Pharmaceutical Plastic Films / Composite Film Bags
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Ampuls
Other Packaging Materials
Basic Info
Is Manufacturer
YES
Samples Provided
YES
Product Description
请给我打电话，了解更多
Merck Chemicals (Shanghai) Co., Ltd. is the subsidiary of the globally operating group Merck KGaA, Darmstadt (Germany) and provides Chinese market with high quality life science and chemical products and services
The contact persons for the specific product groups of the Chemicals businesses are listed on the website of Merck Group in China.
AI Product Description
*The following content is generated by AI and is for reference only.
Mobile Phases are essential solvents or solvent mixtures used in liquid chromatography (LC) and high-performance liquid chromatography (HPLC) to transport analytes through a stationary phase column. Their primary function is to facilitate the separation, identification, and quantification of components within complex mixtures. By adjusting the composition, polarity, pH, and ionic strength of the mobile phase, analysts can precisely control the retention time and selectivity of target compounds, ensuring optimal resolution between closely related substances. These phases are critical in diverse fields including pharmaceutical quality control, environmental monitoring, food safety testing, and forensic analysis.
When handling Mobile Phases, strict adherence to safety protocols is mandatory due to the potential hazards associated with organic solvents such as acetonitrile, methanol, and tetrahydrofuran. Users must always wear appropriate personal protective equipment, including nitrile gloves, safety goggles, and lab coats, while working in well-ventilated areas or fume hoods to prevent inhalation of toxic vapors. Many mobile phase components are highly flammable; therefore, they must be stored away from ignition sources and incompatible materials like strong oxidizers. It is crucial to filter all solvents through 0.2-micron filters before use to remove particulate matter that could clog sensitive HPLC columns or damage pumps. Additionally, degassing the mobile phase is often necessary to eliminate dissolved gases, which can cause bubble formation in detectors and lead to baseline instability or erratic flow rates.
Proper storage involves keeping containers tightly sealed in cool, dark places to minimize evaporation and degradation caused by light or heat. Mixing ratios should be prepared accurately using volumetric glassware to ensure reproducibility across different runs. Always consult the specific Material Safety Data Sheet (MSDS) for the exact chemical composition being used, as disposal requirements vary significantly based on local regulations regarding hazardous waste. Neglecting these precautions can compromise analytical results, damage expensive instrumentation, and pose serious health risks to laboratory personnel. Ultimately, the careful selection and management of mobile phases are fundamental to achieving reliable, high-quality chromatographic data.
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Copyright 2006-2025 (All Rights Reserved)
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