material
GFF,F,F separators, silica gel
agency
NIOSH 2011,7903, OSHA ID-165SG,ID-174SG
product line
ORBO™
composition
Bed A, 400 mg , Bed B, 200 mg
packaging
pkg of 50 ea
manufacturer/tradename
ORBO™ 53
technique(s)
active air sampling: suitable
O.D. × L
7 mm × 100 mm
matrix
Activated silica gel (specially cleaned)
particle size
20-40 mesh
application(s)
air monitoring
environmental
industrial hygiene
Quality Level
General description
ORBO™ 53活性硅胶(20/40)吸附管（特别洁净、400/200 mg、带玻璃纤维滤器）由两个具有相同选择性吸附剂的填充床组成，填充床之间一般由玻璃、毛线或泡沫隔开。吸附剂管的双层或双床层结构使得任何穿透样品都可以被较小的备用床层捕集。
Application
ORBO™ 5353活性硅胶(20/40)吸附管（特别洁净、400/200 mg、带玻璃纤维滤器）用于酸性气体（特别是甲酸和乙酸）的活性采样，以及洁净室中的无机酸采样。
Legal Information
ORBO is a trademark of Sigma-Aldrich Co. LLC
存储类别
11 - Combustible Solids
wgk
nwg
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
Application of ion chromatography to the semiconductor industry: I. Measurement of acidic airborne contaminants in cleanrooms.
S Jessie L, et al.
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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
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.
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
相关内容
空气采样与监测通过测量空气中的污染物和微粒对空气质量进行评估，可保护工业环境中的工人，防止环境和产品污染。研究人员在测量空气污染物时，不仅要考虑采样方法，还要考虑相关污染物或颗粒的相和特性。默克提供空气监测产品。
Air monitoring is used to measure the level of air pollutants in environmental, industrial, or indoor settings to assess the air quality per standards established by health and regulatory agencies.
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