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ORBO™ 52 Small Activated Silica Gel (20/40) 150/75 mg, pk 50

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

Synonym(s):

ORBO™ Activated Silica Gel Tube

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About This Item

UNSPSC Code:
47131900

material

W,W,F separators
silica gel

Quality Level

100

Agency

NIOSH 2002,2003,2004,2005,2010,2013,2014
OSHA 16,21

product line

ORBO™

composition

Bed A, 150 mg
Bed B, 75 mg

packaging

pkg of 50 ea

manufacturer/tradename

ORBO™ 52 Small

technique(s)

active air sampling: suitable

O.D. × L

6 mm × 75 mm

matrix

Activated silica gel

particle size

20-40 mesh

application(s)

air monitoring
environmental
industrial hygiene

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General description

  • ORBO™ 52 Small Activated 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

WGK

nwg

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

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A Orbo et al.
International journal of oncology, 5(3), 619-625 (1994-09-01)
About 50% of the cases with invasive carcinoma of the uterine cervix occurs before menopause. Cyclic changes of sex steroids may therefore interfere with the ratio between extracellular levels of cGMP and cAMP (cGMP(ex)/cAMP(ex)). This ratio has been proposed as
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
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
Elise Thoresen Sletten et al.
Anticancer research, 37(5), 2529-2536 (2017-05-10)
To investigate whether risk of relapse of endometrial hyperplasia persists many years after successful primary therapy and whether clinical or biological markers observed at primary diagnosis may predict relapse. A series of 57 women with endometrial hyperplasia received levonorgestrel-impregnated intrauterine
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