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28463-U

Supelco

VOCOL® Capillary GC Column

L × I.D. 20 m × 0.18 mm, df 1.00 μm

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About This Item

UNSPSC Code:
77101502
eCl@ss:
32119290
NACRES:
SB.54

material

fused silica

Agency

EPA TO-17,502.2,624,8015,8260,OLM04.2 VOA,524.2
NIOSH 1003
suitable for EPA 601

parameter

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

Beta value

45

df

1.00 μm

technique(s)

gas chromatography (GC): suitable (fast GC)

L × I.D.

20 m × 0.18 mm

application(s)

environmental
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
Phase:
  • 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)

Other Notes

We offer a variety of chromatography accessories including analytical syringes

Legal Information

VOCOL is a registered trademark of Merck KGaA, Darmstadt, Germany

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Certificates of Analysis (COA)

Lot/Batch Number
280969-04
280969-03
280969-02
280969-01
280968-04

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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
Paul M Evitts et al.
Logopedics, phoniatrics, vocology, 32(2), 53-59 (2007-07-07)
Currently, there is limited information on listeners' perceptions of an individual with a laryngectomy. The purpose of this study is to determine whether listeners have different impressions of a laryngectomized speaker's personality based on mode of alaryngeal speech. Fifty-one listeners
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
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