Spectroscopy

ATOMIC ABSORPTION SPECTROMETER (AAS)

How to preparation before send sample : –

Type of sample : Powder, Solid, Liquid, Film, Rubber, Plastic

Sample Amount : 10-15 mg.

Time for measurements : –

Interpret : No

Type

Private

Government

Air / Acetylene

780.-

585.-

Nitrous Oxide / Acetylene

1,00.-

750.-

  : Ms. Juthamas Thongliamskun

  : 02-2181840

  : Juthamas.Th@chula.ac.th

How to preparation before send sample : For 5 elements

Type of sample : Liquid, Solid, Powder

Sample Amount : 50-100 mL. or 5 g.

Time for measurements : –

Interpret : No

Type

Private

Government

First Sample

5,000.-

3,750.-

Next Sample

1,300.-

975.-

  : Ms. Juthamas Thongliamskun

  : 02-2181840

  : Juthamas.Th@chula.ac.th

INDUCTIVELY COUPLED PLASMA SPECTROMETER (ICP)

UV-VISIBLE SPECTROPHOTOMETER (UV-VIS)

How to preparation before send sample : –

Type of sample : Liquid

Sample Amount : 15 mL.

Time for measurements : –

Interpret : No

Type

Private

Government

Abs. / %T / %R

300.-

225.-

  : Ms. Juthamas Thongliamskun

  : 02-2181840

  : Juthamas.Th@chula.ac.th

How to preparation before send sample : –

Type of sample : Liquid, Solid, Powder, Film

Sample Amount : 1 mL. / 0.5 g. / 4×4 cm.

Time for measurements : –

Interpret : No

Type

Private

Government

Powder or Transparent sample

600.-

450.-

Opacity sample or Liquid sample

900.-

712.50

  : Ms. Juthamas Thongliamskun

  : 02-2181840

  : Juthamas.Th@chula.ac.th

FOURIER TRANSFORM INFRARED SPECTROSCOPY (FTIR)

X-RAY DIFFRACTOMETER (XRD)

How to preparation before send sample : –

Type of sample : Solid, Powder, Film

Sample Amount : 0.5 x 0.5 cm.

Time for measurements : 30 mins – 1 Hour

Interpret : No

Type

Private

Government

Wide Angle (Room Temperature)

2,500.-

1,875.-

Small Angle (Room Temperature)

3,000.-

2,250.-

  : Ms. Sutee Kaewsangiem

  : 02-2184126

  : Sutee.K@chula.ac.th

How to preparation before send sample : dry sample Temp > 105 ํC for 2-3 hr.

Type of sample : Solid, Powder, Film ,Polymer, Rubber, Plastic

Sample Amount : powder = 1-2 g. / film, rubber plastic thick >4 mm.

Time for measurements : 5-10 days

Interpret :  Yes ; 200.-/Element

Type

Private

Government

Wide Scan

2,500.-

1,875.-

Narrow Scan (High Resolution) free C

2,500.-

1,875.-

  : Ms. Chanokporn Sae-ung

  : 02-2181839

  : Chanokporn.S@chula.ac.th

X-RAY PHOTOELECTRON SPECTROROPY (XPS)