VOCOL® Capillary GC Column

L × I.D. 30 m × 0.25 mm, df 1.50 μm


Quality Level


fused silica


EPA TO-17,502.2,624,8015,8260,OLM04.2 VOA,524.2
NIOSH 1003


≤25-250 °C temperature (isothermal or programmed)

Beta value



1.50 μm


gas chromatography (GC): suitable

L × I.D.

30 m × 0.25 mm

matrix active group

Bonded; proprietary phase

Featured Industry

Food and Beverages
Forensics and Toxicology
Industrial Hygiene

column type

capillary intermediate polar

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General description

Application: This intermediate polarity column, designed for analyses of volatile organic compounds (VOCs), offers great retention and resolution of highly volatile compounds. Use this column in direct injection ports or coupled to purge and trap systems.
USP Code: None
  • Bonded
  • Proprietary
Temp. Limits:
  • ≤0.32 mm I.D., <2 μm: Subambient to 250 °C (isothermal or programmed)
  • ≤0.32 mm I.D., ≥2 μm: Subambient to 230 °C (isothermal or programmed)
  • ≥0.53 mm I.D., <2 μm: Subambient to 250 °C (isothermal or programmed)
  • ≥0.53 mm I.D., ≥2 μm: Subambient to 230 °C (isothermal or programmed)


VOCOL® column (diphenyl dimethyl polysiloxane with crosslinking moieties) may be used for their relevancy to the purge-and-trap technique and GC/MS analysis of 34 volatile organics. It was also found suitable in being used for determination of volatile compounds by whole column cryotrapping.

Legal Information

VOCOL is a registered trademark of Sigma-Aldrich Co. LLC

Certificate of Analysis

Certificate of Origin

Determination of volatile compounds in water by purging directly to a capillary column with whole column cryotrapping.
Pankow JF and Rosen ME.
Environmental Science & Technology, 22 (4), 398-405 (1988)
Eric Manders et al.
Logopedics, phoniatrics, vocology, 36(4), 139-144 (2011-03-10)
In this study we investigated how important significant others find it to be informed, supported, and trained by speech-language pathologists (SLPs) and to what extent they perceive their expectations and needs as to these aspects to be fulfilled. Furthermore SLPs...
Teija Waaramaa et al.
Logopedics, phoniatrics, vocology, 40(4), 156-170 (2014-07-08)
Vocal emotions are expressed either by speech or singing. The difference is that in singing the pitch is predetermined while in speech it may vary freely. It was of interest to study whether there were voice quality differences between freely...
Adrian Fourcin
Logopedics, phoniatrics, vocology, 35(2), 74-80 (2010-06-12)
Voice is a dominant component of everyday speech in all languages. The possibility is examined that its use may have evolved so that its timing in connected speech is ideal from the point of view of information theory-with voicing taking...
Nathalie Henrich et al.
Logopedics, phoniatrics, vocology, 32(4), 171-177 (2007-11-09)
Are the characteristic timbre and loudness of Bulgarian women's singing related to tuning of resonances of the vocal tract? We studied an Australian female singer, who practises and teaches Bulgarian singing technique. Two different vocal qualities of this style were...
Various plastics used as barriers to the production of off-flavors in light exposed milk were examined using HS-SPME with a new Carboxen®/PDMS coated Nitinol fiber followed by GC-MS analysis allowing detection of low MW analytes at levels <1 ng/mL.
Read More
In this article, SPME-GC was successfully used to identify many volatile compounds present in the headspace over several spirits.
Read More
There are three types of analyses: GRO, DRO, and TPH. The published methods are simply variations of these to meet the different analytical needs of the individual agencies.
Read More

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