Simultaneous Thermal Analyzer – (TGA-DSC)
Thermogravimetric Analyzer TGA + Differential Scanning Calorimeter DSC
The LINSEIS Simultaneous Thermal Analyzer is a versatile tool that simultaneously tracks changes in mass (TG) and caloric reactions (DSC) across a wide temperature range, from -150°C to 2400°C. What sets this thermal analyzer apart are its exceptional precision, unmatched resolution, and remarkable long-term stability.
The STA Series was purposefully crafted to address the unique demands of both high-temperature and low-temperature applications. To cover this extensive range, we offer a variety of furnace options, each designed for specific requirements.
Additionally, the option to incorporate Mass Spectrometer (MS) and FTIR Spectrometer couplings can provide additional, invaluable insights. Thanks to its superior performance, user-friendly interface, and modular design, Linseis TGS and DSC analysis devices are indispensable tools for anyone in the field of thermal analysis.
Our diverse microbalances are meticulously designed to excel in thermal gravimetric analysis tasks. They feature an ultra-lightweight design to capture rapid weight fluctuations and boast a symmetric construction for exceptionally low-drift, long-term measurements.
Linseis TG-DSC instruments
STA PT 1000 (TGA-DSC)
- (TGA) Thermogravity and (DSC) Differential Scanning Calorimetry
- True top-loading TG-DSC heat flux sensors
- Numerous user-exchangeable TG, TG-DSC, and TG-DTA sensors for any kind of application
- Temperature range: RT up to 1000°C
- Price range: $-$$
STA PT 1600 (TGA-DSC)
- (TGA) Thermogravity and (DSC) Differential Scanning Calorimetry
- True top loading TG-DSC heat flux sensors
- Numerous user exchangeable TG, TG-DSC and TG-DTA sensors for any kind of application
- Modular design : sample robot, turntable for up to two furnaces, vacuum tight design, different gas dosing systems, high pressure (up to 5 bar) option, vapor dosing system etc.
- Temperature range: -150 up to 1600/1750/2000/2400°C
- Price range: $$
STA HP 1 / 2 (TGA-DSC)
- Worlds only pressure TG-DSC (STA)
- Combined (TGA) Thermogravimetry – (DSC) Differential Scanning Calorimetry
- Different gas and vapor dosing accessories
- RT up to 1000/1400/ 1600/ 1800°C
- From vacuum up to 150 bar
- Price range: $$$
STA HP 3 (TGA-DSC)
- Unique high-pressure STA in table version (top loading)
- Combined analysis of weight changes and caloric events (TGA-DSC)
- Small furnace allows fast gas changes
- RT up to 1200°C
- From vacuum up to 150 bar
- Price range:$$$
STA MSB PT 1
- Magnetic Levitation Balance (MSB)
- Separation of balance and reactor for most demanding applications
- -196 up to 2400°C
- From vacuum to 150 bar
- For corrosive and toxic gases
- Price range: $$$
Extensions
Relative Humidity L40/RH
- The typical temperature range for humidity generator is between room temperature and 80°C with a controllable relative humidity from 0.2% up to 98%
- For the analysis of food, pharmaceuticals, building materials or biological processes
- The other possibility is to measure under isothermal conditions
Water Vapor L40/WV
- By mixing water vapor, produced in a water vapor generator, with a carrier gas like air, nitrogen or helium, variable concentration (in Vol.-%, wt.% or ppm) of the water vapor in the sample gas can be adjusted within our analyzers .
- The generator evaporates water without necessarily mixing the residual water vapor with other purge gases, which allows 100% H2O atmosphere at the sample .
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Thermal method of STA
A Simultaneous TGA-DSC system concurrently records both heat flow (represented by the green curve) and changes in weight (illustrated by the orange curve) within a material as temperature or time progresses, all within a controlled environment. This simultaneous measurement of two fundamental material properties not only enhances efficiency but also streamlines the analysis of outcomes.
The invaluable complementary data acquired facilitates the distinction between endothermic and exothermic events that don’t entail any weight alteration (e.g., melting and crystallization) and events that do involve weight loss (e.g., degradation). This capability significantly simplifies result interpretation.
What simultaneous TGA-DSC can tell you
Aging of Common Polymers: Evaluating the aging process of polymers such as PE, PP, and PVC, along with other widely used plastics.
Oxidation Induction Time (OIT): Determining the expected lifespan of materials like oils, fats, lubricants, fuels, plastics, and rubber, crucial for applications like seals and tubing.
Analyzing Multi-Component Systems: Examining the composition of complex systems like raw coal or mineral ores, focusing on parameters like carbon and ash content, as well as the melting and decomposition behavior of individual constituents.
Measuring Moisture and Volatile Content: Assessing moisture levels in diverse fuel materials such as wood and oils, as well as binder content in polymers and sintered metals.
Characterizing Melting and Boiling Points: Determining the melting and boiling points of materials to enhance material characterization.
Exploring Phase Changes: Investigating crystallinity in polymers, polymorphism in pharmaceuticals, and phase transitions in steels.
Analyzing Reactive Atmospheres: Determining the enthalpy of reactions under varying oxygen levels, especially important for fuels and coal.
Sorption Properties Assessment: Investigating sorption properties for catalyst studies and the development of hydrogen storage materials.
Heats of Fusion and Reactions: Measuring heat of reaction in catalysts to gain insights into required cooling processes.
Measurable properties
- Mass change as % and mg
- Rate controlled mass loss
- Evaluation of mass loss
- Residual mass evaluation
- Compositional analysis
- enthalpy
- Endo- / Exothermic reactions
- Phase transformation
- Melting point
- Glass point
- Crystallinity
- Thermal stability
- Oxidation stability
- Purity
- Solidus / Liquidus relationship
- Product identification