material
fused silica
agency
EPA TO-17,502.2,624,8015,8260,OLM04.2 VOA,524.2, NIOSH 1003
parameter
≤25-250 °C temperature (isothermal or programmed)
Beta value
44
df
1.80 μm
technique(s)
gas chromatography (GC): suitable
L × I.D.
60 m × 0.32 mm
application(s)
environmental
food and beverages
forensics and toxicology
industrial hygiene
column type
capillary intermediate polar
Quality Level
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General description
应用：这种被设计用于挥发性有机化合物（VOC）分析的中间极性色谱柱可为高挥发性化合物提供较高的保留时间和分辨率。可直接通过进样端口或偶联至吹扫捕集系统而使用该色谱柱。
USP代码：非
相：
USP代码：非
相：
- 结合
- 永久
- ≤0.32 mm I.D., <2 μm: 亚常温至250 °C (等温或程序性的)
- ≤0.32 mm I.D., ≥2 μm: 亚常温至230 °C (等温或程序性的)
- ≥0.53 mm I.D., <2 μm: 亚常温至250 °C (等温或程序性的)
- ≥0.53 mm I.D., ≥2 μm: 亚常温至230 °C (等温或程序性的)
Application
VOCOL®毛细管柱（具有交联基团的二苯基二甲基聚硅氧烷）可用于吹扫捕集和气相色谱-质谱(GC/MS)法分析34种挥发性有机物。它还被发现其适用于全柱冷冻法测定挥发性化合物。
Other Notes
我们提供各种色谱配件，包括 分析注射器
Legal Information
VOCOL is a registered trademark of Merck KGaA, Darmstadt, Germany
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
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
Carmelle Moore
Logopedics, phoniatrics, vocology, 37(4), 144-150 (2012-11-10)
This paper explores the application of modified yoga techniques, as an adjunct to voice therapy, by a speech pathologist who is also a yoga teacher. Yoga practices, with effects that may be short-term, are not considered a substitute for comprehensive
Speech and voice range profiles of adults with untrained normal voices: methodological implications.
Katherine Sanchez et al.
Logopedics, phoniatrics, vocology, 39(2), 62-71 (2013-04-18)
Automatic recordings were made of speech and voice range profiles for 63 vocally healthy Australian men and women without voice training (30 males and 33 females aged 21 to 65 years). Test-retest reliability, evaluated for a subgroup, was high. Speech
我们的科学家团队拥有各种研究领域经验，包括生命科学、材料科学、化学合成、色谱、分析及许多其他领域.
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