Surface and Interface Analysis

Surface Area Analyzer (SAA)

How to preparation before send sample : Check Temp. for Degassing

Type of sample : Solid, Powder

Sample Amount : 0.03-0.5 g

Time for measurements : 8-72 hrs./sample

Interpret : No

Type

Private

Government

Multi-point BET

2,500.-

1,875.-

Multi-point BET&Total pore volume

3,600.-

2,700.-

  : Ms. Juthamas Thongliamskun

   : 02-2181840

   : Juthamas.Th@chula.ac.th

 

How to preparation before send sample : –

Type of sample : Solid

Sample Amount : 10 – 20 g.

Time for measurements : –

Interpret : No

Type

Private

Government

Water as medium

750.-

562.50

  : Mr. Polrat Mansripattanakul

   : 02-2184120

   : Polrat.M@chula.ac.th

PARTICLE SIZE ANALYZER (PSA)

GAS PYCNOMETER (GP)

How to preparation before send sample : –

Type of sample : Powder

Sample Amount : 1.5 – 5 g.

Time for measurements : –

Interpret : No

Type

Private

Government

True Density

700.-

525.-

  : Mr. Polrat Mansripattanakul

   : 02-2184120

   : Polrat.M@chula.ac.th

How to preparation before send sample : –

Type of sample : Solid, Film

Sample Amount : ≥ 4×4 cm.

Time for measurements : –

Interpret : No

Type

Private

Government

Theta(M)[deg]

200.-

150.-

  : Ms. Juthamas Thongliamskun

   : 02-2181840

   : Juthamas.Th@chula.ac.th

CONTACT ANGLE TESTER

TENSIOMETER

How to preparation before send sample : –

Type of sample : Liquid

Sample Amount : 100 mL.

Time for measurements : 30 min.

Interpret :

Type

Private

Government

Dunouy Ring or Wilhelmy Plat

350.-

262.50

  : Mr. Suksan Puttakulanan

  : 02-2184128

  : Suksan.P@chula.ac.th

How to preparation before send sample : dry the sample (>100  ํC) 2-3 hr.
Type of sample : Powder
Sample Amount : 0.05-0.5 g
Time for measurements : –
Interpret : No

Type

Private

Government

TPD

3,700.-

2,775.-

TPR

2,700.-

2,025.-

TPO

2,700.-

2,025.-

Calibration Factor (CF)

500.-

375.-

  : Ms. Nannaphat Kaewsangiem

  : 02-2181842

   : Nannaphat.Y@chula.ac.th

TEMPERATURE PROGRAMMED DESORPTION / REDUCTION / OXIDATION ANALYZER (TPDRO)