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28463-U

Supelco

Colonna GC capillare VOCOL®

L × I.D. 20 m × 0.18 mm, df 1.00 μm

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About This Item

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

Materiali

fused silica

agenzia

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

Parametri

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

Beta

45

df

1.00 μm

tecniche

gas chromatography (GC): suitable (fast GC)

Lungh. × D.I.

20 m × 0.18 mm

applicazioni

environmental
food and beverages
forensics and toxicology
industrial hygiene

Tipo di colonna

capillary intermediate polar

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Descrizione generale

Applicazione: questa colonna a polarità intermedia, progettata per analizzare i composti organici volatili (VOC), offre elevati livelli di ritenzione e risoluzione dei composti altamente volatili. Usare questa colonna in porte di iniezione diretta o insieme a sistemi purge and trap.
Codice USP: Nessuno
Fase:
  • Legata
  • Proprietaria
Limiti di temperatura:
  • ≤0,32 mm DI, <2 μm: Da temperatura inferiore a quella ambiente a 250 °C (isoterma o programmata)
  • ≤0,32 mm DI, ≥2 μm: Da temperatura inferiore a quella ambiente a 230 °C (isoterma o programmata)
  • ≥0,53 mm DI, <2 μm: Da temperatura inferiore a quella ambiente a 250 °C (isoterma o programmata)
  • ≥0,53 mm DI, ≥2 μm: Da temperatura inferiore a quella ambiente a 230 °C (isoterma o programmata)

Altre note

We offer a variety of chromatography accessories including analytical syringes

Note legali

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

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Certificati d'analisi (COA)

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

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Ben Barsties et al.
Logopedics, phoniatrics, vocology, 41(1), 27-32 (2014-08-05)
The aim of the study was to determine the impact of body height on speaking fundamental frequency (SF0) while controlling for as many as possible influencing factors such as habits, biophysical conditions, medication, diseases, and others. Fifty-eight females were analyzed
Gulsen Pasa et al.
Logopedics, phoniatrics, vocology, 32(3), 128-140 (2007-09-14)
Voice disorders in teachers have a significant impact on their occupational functioning and well being. Teachers are believed to have a high prevalence of voice problems because of the unfavourable acoustic environments in which they work and the high vocal
Svante Granqvist et al.
Logopedics, phoniatrics, vocology, 40(3), 113-121 (2014-05-29)
Phonation into glass tubes ('resonance tubes'), keeping the free end of the tube in water, has been a frequently used voice therapy method in Finland and more recently also in other countries. The purpose of this exploratory study was to
Nanna Palle et al.
Logopedics, phoniatrics, vocology, 39(1), 19-29 (2012-11-30)
The purpose was to investigate an intervention model for treating preschool children with phonological processes. Six children, three girls and three boys, between 4y 1m and 5y 7m, with similar developmental phonological disorder (PD) received an individually adjusted intervention including
Youri Maryn et al.
Logopedics, phoniatrics, vocology, 40(3), 122-128 (2014-05-23)
Literature has shown that voice-disordered persons are at higher risk for negative attitudes on several personality and physical appearance traits than vocally normal persons. This study investigated general perceptions of health in subjects with various degrees of dysphonia. Recordings from
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