Chemical Tests

Extractions, differential scanning calorimetry, chemical composition, microscopy, analytical measurement, spectroscopy, ...

We apply knowledge of the facts and the proper chemical analytical techniques to your textile materials to give you a better insight into your manufacturing processes and materials.

Questions? Contact Stijn Rambour

 

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List of most common test methods:

Damage - Soiling

Oil  repellency AATCC 118 (2007), ISO 14419 (2007)
water repellency AATCC 193 (2004)
Oil and water repellency Woolmark TM 258 (2003)
Soil release AATCC 130 (2000)
Polymerisation degree DP NF G 06-037 (1981)
Polymerisation degree DP DIN 54270-2 (1977)
Polymerisation degree flax NF G 06-037 (1981)
Polymerisation degree flax DIN 54270-2 (1977)
Alkali solubility of wool ISO 3072 (1975), DIN 54 281 (1971), ASTM D 1283 (2005), BS 3568 (1988), IWTO 4

Extractions

Oil content (own method) based on DIN 54278-1 (1995)
Oil content AATCC 97 (1999)
Oil content ASTM D 1574-04 (2008)
Oil content ASTM D2257-98 (2004)
Oil content (wool) woolmark TM 136 (2003)
Oil content in combed sliver ISO 3074 (1975)
Measurement of pH DIN 54 275 (1977)
Measurement of pH ISO 3071 (2005)
Measurement of pH NBN EN 1413 (1998)

Material

Dry material content of latex DIN 53 563 (1998)
Dry substance content -
Ash content (1st sample) AATCC  TM 78 (1989)
Ash content (2nd sample) AATCC  TM 78 (1989)
Ash content of synthetic fibres (1st sample) based on AATCC TM 78 (1989)
Ash content of synthetic fibres (2nd sample) based on AATCC TM 78 (1989)
Solubility of polyvinyl alcohol (PVA) -
Determination of ATH content UGent-VT

Instrumental methods

Thermo Gravimetrical Analysis TGA
Differential Scanning Calorimetry DSC DSC
Difference in heatset temperature m-DSC
Dynamic Vapour Sorption - DVS Dynamic Vapour Sorption - DVS
FT-IR transmission -
Elektrospinning Elektrospinning
FT-IR reflection -
Electron microscope and elemental analysis Sem + EDX
X-ray Diffraction XRD
Raman
Hardness of metals Vickers
Harshness -
Porosity, specific area, density Porosity, specific area, density
NMR NMR
GC-MS GC-MS
Particle size determination laser light scattering
Gel Permeation Chromatography GPC
DMA-DMTA DMA-DMTA
Atomic Force Microscopy AFM
Dynamic Contact Angle measurement DCA
Surface Plasma Resonance SPR
Thermal ageing (per day) -
Ageing by temperature and humidity  (per hour) -
extrusion (per hour) -
extrusion monofilaments (per day) -

Microscopy

Diameter of a filament -
Microscopic research per uur

Composition

Identification of fibres -
Identification of fibres (incl. screening) -
Binary mixtures ISO 1833-1,-4, -7,-11,-12 & -16 (2006)*, ISO 1833-6 (2007)*, KB 23/12/2007*
Ternary mixtures ISO 1833-2 (2006)*
Multimixtures (per component) Ugent-Tex

Harmful products

Released formaldehyde AATCC 112 (2008)
Formaldehyde VOLVO 1027,2713 (1998)
Formaldehyde JIS L 1041
Formaldehyde (free and hydrolised) ISO 14184-1 (1998)
released Formaldehyde ISO 14184-2 (1998)

Spectroscopy

Colour analysis spectrofotometry
Presence of an optical whitening agent UV
Dyestuff spectrum in solution UV-VIS
Relative whiteness NBN EN ISO 105 J02 (1999)
Relative whiteness AATCC 110 (2005)
Colour analysis ASTM E308 (2008)
Colour analysis DIN 6174 (2007)
Yellowness ASTM E 313 (2005)
Colour difference NBN EN ISO 105 J01-1 (1999)
Colour difference ASTM D2244 (2009)
Colour difference DIN 6174 (2007)
Colour difference CMC NBN EN ISO 105-J03 (2009)
Colour difference CMC ATCC 173 (2005)
Metamerism Ugent-VT
Transmission or Reflection (200-400 nm) per 5 nm Ugent-VT
Transmission or Reflection (200-2900 nm) per 5 nm Ugent-VT
Transmission or Reflection (200-2500 nm) per 5 nm UV-VIS
Light Transmission UV-VIS
EN 13758-1(2001)+A1(2006)