Services Offered

 

We strive to provide you with reliable characterization results quickly. A report will be sent by e-mail and/or regular mail (if requested) within appr. 5 business days after receiving your sample(s). Urgent analysis is available by request (additional fee applies). To get a Quotation for Analytical Services, please fill the form below.

To order a sample analysis, send us your sample(s), written purchase order and completed Request For Analysis Form  (SEC/GPC.pdfTGA.pdfFT-IR.pdf).  Please, provide the detailed information about your sample(s) as we depend upon this information to choose the optimal method and appropriate sample size.

 

Size Exclusion Chromatography (SEC)/Gel Permeation Chromatography (GPC)

Determination of molecular weight and polydispersity index of polymers.

Instruments :

-- Agilent 1260 Infinity II multi-detector GPC/SEC system (2 instruments)

-- MalvernOmnisec multi-detector GPC/SEC system

-- Varian ProStar GPC/SEC system equipped with Viscotek TDA-302 triple detector

Solvents :

-- THF (tetrahydrofuran)

-- DMF (dimethylformamide)

-- Aqueous solution (2% acetic acid in H2O)

-- Toluene

Quantity of sample required :

-- 150–200 mg

Price :

-- 400 USD/sample

Proton (1H) and Deuterium (2H) Nuclear Magnetic Resoncance Spectroscopy (NMR)

Determination of :

-- structure conformity

-- purity of material

-- molecular weight

-- degree of functionality (end group and/or backbone)

-- composition of random/alternating and block copolymers

-- degree of deuteration in deuterated and/or partially deuterated products

Instrument:

-- Bruker Avance-III 500 MHz spectrometer

-- Varian Oxford AS 400 MHz spectrometer

Solvents :

-- Chloroform-d (CDCl3)

-- Dimethylsulfoxide-d6 (DMSO-d6)

-- N,N-Dimethylformamide-d7 (DMF-d7)

-- Deuterium oxide (D2O)

-- Acetone-d6

-- Methanol-d4 (CD3OD)

-- Trifluoroacetic acid-d (TFA-d)

-- Tetrahydrofuran-d8 (THF-d8)

Quantity of sample required :

-- 30–50 mg

Price :

-- 50 USD/sample in CDCI3, D2O, and for deuterium NMR (any solvent)

-- 100 USD/sample in DMSO-d6, Acetone-d6, Methanol-d4, TFA-d

-- 150 USD/sample in DMF-d7

Thermal Analysis: Differential Scanning Calorimetry (DSC)

Determination of phase transitions:

-- glass transition temperature(s) (Tg)

-- melting point (Tm)

-- liquid-crystalline phase transitions

Instrument:

-- TA Instruments DSC Q100

Effective temperature range :

-- between -60° and +300°C

Quantity of sample required :

-- 50–100 mg

Price :

-- 50 USD per sample

-- 225 USD for 5 samples

Thermal Gravimetric Analysis (TGA)

Determination of thermal stability of materials:

-- onset temperature of decomposition

-- degradation maximum

-- influence of isothermal annealing on the weight loss

Instrument:

-- TA Instruments Discovery TGA 550

Effective temperature range :

-- between room temperature and up to 800°C

Quantity of sample required:

-- 30–100 mg

Price:

-- 100 USD/sample for temperature range test, 25-500°C at 10°C (to determine temperature of degradation)

-- 150 USD/sample/hour for isothermal test (to determine stability at specific temperature)

-- 250 USD/sample for temperature range and isothermal test (to determine moisture and ash contents)

Fourier Transform Infrared Spectroscopy (FT-IR)

Determination of chemical structure by identification of organic compounds.

Instruments:

-- Perkin Elmer Spectrum Two FTIR spectrometer

-- Thermo Scientific Nicolet iS5 FTIR spectrometer

Analysis can be performed:

-- in solution using KBr cell

-- in a film using KBr pellet / sandwich

Quantity of sample required:

-- 50–100 mg

Price:

-- 60 USD/sample

Rheological Testing

Measurement of the rheological properties of material:

-- viscosity

-- elastic and viscous moduli (G’ and G’’)

-- yield stress

Instrument:

-- TA Instruments AR-2000ex Rheometer

Effective temperature range

-- between 0° and +150°.C.

Measuring systems – Geometry:

-- parallel plate (0°)

-- cone and plate (2°)

-- concentric cylinder and DIN rotor geometry

Quantity of sample required:

-- for solid material: 5–10 g

-- for liquid samples: min. 20 mL

Price:

-- Prices vary (please, send an inquiry specifying the tests needed to get the price quote)

Consulting Services

Do you have in mind any novel architecture to develop or need to consult about the right structure for your project?

Ask our experienced scientists for a professional advice!

We offer consultations by phone and e-mail, as well as we can provide you an assistance onsite based on your needs.

The cost of Consulting Service is rated per hour. Contact us for more details!

REQUEST FOR QUOTATION

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