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Surface Measurement Systems - DVS Endeavour

SINGAPORE

Robert Puschmann, Vice President, Business Unit Technology, Singapore, Malaysia, and Vietnam, Digital and Operational Excellence

+65 6471 1466
Contact Email
DKSH Singapore Pte Ltd
625 Lorong 4 Toa Payoh, #03-00
319519 Singapore
Singapore

MALAYSIA

Jasmine Keller, Assistant General Manager, Scientific Instrumentation

+60 3 7882 8711
Contact Email
DKSH Technology Sdn. Bhd.
B-11-01, The Ascent, Paradigm, No. 1, Jalan SS7/26A, Kelana Jaya
47301 Petaling Jaya, Selangor
Malaysia
Surface Measurement Systems - DVS Endeavour

Offering the highest throughput of our entire DVS range, the DVS Endeavour precisely controls and measures temperature and relative humidity while simultaneously recording the highest resolution changes in mass on up to 5 samples simultaneously.

Combined with a range of modular accessories, the DVS Endeavour is one of the most versatile DVS instruments on the market.

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Technical Specifications

Temperature

 Temperature controlled enclosure
Control range: 10°C to 70oC
Control precision: ± 0.1oC
Enclosure provides anti-condensation protection.
High-temperature pre-heater for sample drying/activation Delivers local sample temperatures of up to 200 °C
Heating ramp rates: up to 5 °C / min
Sensors: Pt-100 thermocouple

Mass Measurement

 Ultrabalance Low Mass Maximum load: 1000 mg
Mass change: ±150 mg
Resolution: 0.01 μg
Balance noise: ≤ 0.3 μg
Ultrabalance High Mass Maximum load: 5000 mg
Mass change: ±1000 mg
Resolution: 0.1 μg
Balance noise: ≤ 3 μg

Endeavour Stand

 Manifold: 316 stainless steel
Seals: Viton
Tubing: 1/4 inch stainless steel

Water Reservoir

 Material: glass
5 L as standard

Organic Vapor Generation and Measurement with Speed of Sound Sensor

 High-accuracy digital mass flow controllers for vapor and gas delivery

Speed of Sound Sensor for organic vapors

 • Carrier Gas – Dry air or Nitrogen
• Partial Pressure range from 0 to 90%
• Partial Pressure accuracy from 10 – 70 °C ±1%
• In-line real-time Speed-of-Sound Sensor for organic vapor Partial Pressure (P/Po) measurements and control with a typical resolution of ±0.1% P/Po
• Automated zeroing of Speed of Sound sensor prior to each experiment
• Note: SMS limits the use of organic solvents to 20°C below their boiling points.
• Relative Humidity Sensor, Generation, & Measurement

Sensor

 • Capacitance probe
• Carrier Gas – Dry air or Nitrogen
• Water vapor generation range and accuracy:


  • 0% to 98% (±0.5%) RH for 10°C to 45°C

  • 0% to 85% (±1%) RH for 45°C to 70°C

    • • 11-σ confidence level with %RH or P/Po calibration performance based on SMS factory certified methods (Salts Calibrations or equivalent method)
    • In-line real-time Humidity Probe for Relative Humidity measurements and control with a resolution of 0.1% RH

    System Software

    		 Next-generation purpose-built control and evaluation software for the most advanced experimental design and data analysis.

    Generation & Measurement

    		 High-accuracy digital mass flow controllers and capacitance probe

    DVS Control

    Complex protocols for multiple experimental sequences using sample pre-heating and conditioning; isotherm, isobar and ramped humidity and organic vapor methods; single or dual vapor delivery, and control; fixed time or mass derivative steps.
    • Sample pre-heating
    • Vapor sorption
    • Vapor exchange
    • Dual vapor co-adsorption
    • Temperature changes in a single experiment, including Ramp or step changes in relative humidity
    • Automated video image acquisition
    • Organic vapor sorption partial pressure
    • Temperature stages may be based on fixed-time or user-defined dm/dt criteria
    • Complex isotherm experiments
    • Experiments may include half, full or multiple partial pressure or temperature cycles

    Analysis

    		 • Isotherms
    • Permeability and diffusion
    • Kinetics information
    • Heat of sorption
    • Tg determinations
    • Amorphous content
    • BET

    21CFR Part 11 software solution is available for all DVS software upon request.

    Solvents Available

    Acetone Chloroform Cyclohexane Decane Dichloromethane Ethanol
    Ethyl acetate Ethyl benzene Heptane Hexane Isopropanol Methanol
    Nonane Octane Toluene Water M-Xylene p-Xylene

    Key Benefits and Applications

    • Simultaneous 5X sample measurement
    • Organic and Water vapor sorption kinetics
    • Organic vapor sorption in a fixed RH background
    • Real-time partial pressure measurement and control
    • Water and organic vapor sorption isotherms from 10 to 70 °C
    • In-situ drying of samples to 200 °C
    • Optional Color Video Microscopy
    • True O drying at 0.0% RH

    • Batch-to-batch variation
    • Water sorption isotherms & kinetics
    • Amorphous content
    • Hydrate/solvate formation
    • Polymorph identification
    • Diffusion and permeability

    • Biopharmaceutical and Biotechnology
    • Cosmetics & Personal Care
    • Education & Academics
    • Food & Beverage
    • Medical
    • Mining & Minerals
    • Pharmaceutical
    • Polymers, Plastics and Rubbers
    Surface Measurement SystemsSurface Measurement Systems develops and engineers innovative experimental techniques and instrumentation for physico-chemical characterization of complex solids. We are the world leaders in Dynamic Vapor Sorption (DVS) technology and Inverse Gas Chromatography instrumentation and solutions, providing professional world-class scientific and technical support for our international customers.

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    [Dynamic Vapor Sorption (DVS) Instruments, Vapor Sorption Analyzer, Inverse Gas Chromatography Surface Energy Analyzer, Material Characterization Instrument, CO2 & H2O gravimetric sorption analyzer, carbon capture, utilization, storage]

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