20832-U
ORBO™ 402 Tenax® TA specially treated (35/60), 100/50 mg
W,W,W separators, O.D. × L 8 mm × 100 mm, pkg of 50 ea
Synonym(s):
ORBO™ Tenax® TA
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About This Item
UNSPSC Code:
12190000
NACRES:
NB.24
material
W,W,W separators
Quality Level
Agency
NIOSH 2507,2545,7905
OSHA 43
product line
ORBO™
composition
Bed A, 100 mg 
Bed B, 50 mg 
packaging
pkg of 50 ea
manufacturer/tradename
ORBO™ 402
technique(s)
active air sampling: suitable
O.D. × L
8 mm × 100 mm
matrix
Tenax TA (specially treated)
particle size
35-60 mesh
application(s)
air monitoring
environmental
industrial hygiene
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General description
ORBO™  402 Tenax® TA specially treated (35/60), 100/50 mg is a glass tube containing dual-layered beds of the same selective adsorbent separated by glass wool or foam for gas and vapor sampling. This construction of the tube allows for any sample breakthrough to be captured in the smaller backup bed.
It is compatible with gas chromatography-mass spectrometry (GC-MS) equipment and is commonly used for breath analysis applications.
It is compatible with gas chromatography-mass spectrometry (GC-MS) equipment and is commonly used for breath analysis applications.
Application
ORBO™ 402 Tenax® TA specially treated (35/60), 100/50 mg has been used as an absorbent for the collection of air samples to determine benzene at trace levels in the environment during the GC/MS analysis. 
Legal Information
ORBO is a trademark of Sigma-Aldrich Co. LLC
Tenax is a registered trademark of Buchem B.V.
Signal Word
Warning
Hazard Statements
Precautionary Statements
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
Target Organs
Respiratory system
Storage Class Code
11 - Combustible Solids
WGK
WGK 3
Flash Point(F)
Not applicable
Flash Point(C)
Not applicable
Personal Protective Equipment
dust mask type N95 (US), Eyeshields, Gloves
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A Orbo 
Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke, 111(19), 2397-2398 (1991-08-20)
Bruno Laeng et al.
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We recorded the pupil diameters of participants performing the words' color-naming Stroop task (i.e., naming the color of a word that names a color). Non-color words were used as baseline to firmly establish the effects of semantic relatedness induced by
A Orbo et al.
Tidsskrift for den Norske laegeforening : tidsskrift for praktisk medicin, ny raekke, 117(7), 972-976 (1997-03-10)
The development of female steroid hormone-related neoplasms such as gynaecologic and mammary cancers is influenced by hormones administered exogenously. Hormonal contraceptives and hormone replacement therapy both affect the risk of developing cancers in the endometrium, cervix, ovarium, and mammary glands.
K Flo et al.
Scandinavian journal of clinical and laboratory investigation, 55(8), 715-721 (1995-12-01)
Elevated extracellular cGMP levels have been observed in various clinical conditions, and the analyte has been proposed as a diagnostic marker of cardiovascular as well as malignant diseases. However, the use of extracellular cGMP as a pathophysiological marker requires detailed
Bjørn T Moe et al.
Anticancer research, 29(4), 1047-1052 (2009-05-06)
Endometrial hyperplasia is a precursor lesion of endometrial carcinoma. Clinical studies of endometrial hyperplasia have shown that levonorgestrel (LNG) is more therapeutically effective than medroxyprogesterone acetate (MPA). The present pharmacological in vitro study was performed to compare progestin effects on
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