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Merck

20033

ORBO 554 H2SO4 sobre gel de sílice (20/40) 150/75 mg

W,W,W separators, O.D. × L 6 mm × 75 mm, pkg of 50 ea

Sinónimos:

ORBO Activated Silica Gel Tube

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UNSPSC Code:
47131900
NACRES:
NB.21
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Quality Level

material

W,W,W separators, silica gel

agency

NIOSH 2012

product line

ORBO

composition

Bed A, 150 mg , Bed B, 75 mg

packaging

pkg of 50 ea

manufacturer/tradename

ORBO 554

technique(s)

active air sampling: suitable

O.D. × L

6 mm × 75 mm

matrix

H2SO4 coated silica gel

particle size

20-40 mesh

application(s)

air monitoring
environmental
industrial hygiene

General description

  • ORBO 554 H2SO4 on Silica Gel (20/40) 150/75 mg solvent desorption tube is designed for gas and vapor sampling.
  • It contains two beds of the same selective adsorbent separated by glass wool or foam.
  • 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

ORBO is a trademark of Sigma-Aldrich Co. LLC


pictograms

Corrosion

signalword

Warning

Hazard Classifications

Eye Irrit. 2 - Met. Corr. 1 - Skin Irrit. 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Clase de almacenamiento

13 - Non Combustible Solids



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Anne Ørbo et al.
The Journal of steroid biochemistry and molecular biology, 113(1-2), 139-149 (2009-01-14)
Patients with endometrial hyperplasia representing preliminary stages of endometrial cancer have shown to respond to therapy in 100% of the cases when treated with levonorgestrel-impregnated intrauterine device. Anti-proliferative effect has also been reported after application of an anti-progestin impregnated intrauterine
Anne Beate Vereide et al.
Gynecologic oncology, 97(3), 740-750 (2005-05-12)
The aim of the study was to investigate apoptosis as a growth regulatory mechanism of gestagen in endometrial precancers and to compare differences in the apoptotic cascade after high and low dose gestagen regimens. Pre- and post-treatment paraffin-embedded endometrial hyperplasia
H Stalsberg et al.
Virchows Archiv. A, Pathological anatomy and histopathology, 414(5), 415-422 (1989-01-01)
The autopsies of 12 victims from two snow avalanches in North-Norway are reported. Supportive evidence from non-autopsied and surviving victims is included. Consistent autopsy findings were prominent lung oedema, moderate cerebral oedema, extreme contraction of the left ventricle, petechiae in