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Merck

20355

ORBO-78 400/200 MG PK/25

W,W,W separators, O.D. × L 6 mm × 110 mm, pkg of 25 ea

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A propos de cet article

EC Number:
231-153-3
UNSPSC Code:
47131900
NACRES:
NB.21
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material

W,W,W separators

agency

ASTM® D5578

product line

ORBO

composition

Bed A, 400 mg , Bed B, 200 mg

packaging

pkg of 25 ea

manufacturer/tradename

ORBO 78

technique(s)

active air sampling: suitable

O.D. × L

6 mm × 110 mm

matrix

Carboxen® 564 Carbon Molecular Sieve (CMS) c/w Hydrogen Bromide (HBr) (specially cleaned)

particle size

20-45 mesh

application(s)

air monitoring
environmental
industrial hygiene

Quality Level

General description

ORBO 78 HBR on Carboxen® 564 specially cleaned (20/45), 400/200 mg sorbent tubes (W,W,W separators, O.D. × L 6 mm × 110 mm) contain two beds of the same selective adsorbent separated by glass wool or foam, for gas and vapor sampling. The dual-layer or two-bed construction of the tube allows for any sample breakthrough to be captured in the smaller back-up bed.

Legal Information

ASTM is a registered trademark of American Society for Testing and Materials
Carboxen is a registered trademark of Merck KGaA, Darmstadt, Germany
ORBO is a trademark of Sigma-Aldrich Co. LLC

Classe de stockage

11 - Combustible Solids

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)


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Dawn M Chapman et al.
Journal of agricultural and food chemistry, 52(17), 5431-5435 (2004-08-19)
A rapid and automated solid phase microextraction (SPME) stable isotope dilution gas chromatography/mass spectrometry (GC-MS) method for 2-methoxy-3-isobutylpyrazine (MIBP) quantification in red wine was developed. Wines with 30% (w/v) NaCl and 2-methoxy-(2)H(3)-3-isobutylpyrazine internal standard were sampled with a 2 cm
Sebastien Allard et al.
Journal of chromatography. A, 1238, 15-21 (2012-04-13)
Trihalomethanes are predominantly formed during disinfection of water via reactions of the oxidant with natural organic matter. Even though chlorinated and brominated trihalomethanes are the most widespread organic contaminants in drinking water, when iodide is present in raw water iodinated
Lucia Giordano et al.
Journal of chromatography. A, 1017(1-2), 141-149 (2003-10-31)
A new method was developed for the determination of 2-furfural (2-F) and 5-methylfurfural (5-MF), two products of Maillard reaction in vinegar, with head-space solid-phase microextraction (HS-SPME) coupled to gas chromatography-mass spectrometry (GC-MS). A divinylbenzene (DVB)/carboxen (CAR)/polydimethylsiloxane (PDMS) fibre was used
Shih-Wei Tsai et al.
Journal of chromatography. A, 991(1), 1-11 (2003-04-22)
The solid-phase microextraction (SPME) device was used as a time-weighted average (TWA) sampler for ethylene oxide. Carboxen/polydimethylsiloxane (CAR/PDMS) fiber was used and hydrogen bromide (HBr) was loaded onto the fiber. The SPME fiber assembly was then inserted into PTFE tubing
Louise Urruty et al.
Journal of agricultural and food chemistry, 50(11), 3129-3136 (2002-05-16)
To provide an efficient and running analytical tool to strawberry plant breeders who have to characterize and compare the aromatic properties of new cultivars to those already known, a HS-SPME/GC-MS analysis method has been coupled with a statistical treatment method

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