262862
钽
wire, diam. 1.0 mm, ≥99.9% trace metals basis
别名:
Ta
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关于此项目
经验公式（希尔记法）:
Ta
化学文摘社编号:
分子量:
180.95
NACRES:
NA.23
PubChem Substance ID:
UNSPSC Code:
12141741
EC Number:
231-135-5
MDL number:
InChI key
GUVRBAGPIYLISA-UHFFFAOYSA-N
InChI
1S/Ta
SMILES string
[Ta]
vapor pressure
<0.01 mmHg ( 537.2 °C)
assay
≥99.9% trace metals basis
form
wire
autoignition temp.
572 °F
resistivity
13.5 μΩ-cm, 20°C
diam.
1.0 mm
bp
5425 °C (lit.)
mp
2996 °C (lit.)
density
16.69 g/cm3 (lit.)
Preparation Note
13g = 1m；65g = 5m
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)
法规信息
新产品
此项目有
Thomas Larzon et al.
Vascular, 21(2), 87-91 (2013-03-20)
Control of back bleeding from the hypogastric artery into the aneurysm after endovascular aneurysm repair (EVAR) of a ruptured aorto-iliac aneurysm may be necessary in order to avoid a type II endoleak. It is an emergency situation and selective catheterization
Orbital ultrasound in the selective screening of a dural-cavernous sinus fistula.
Hamid Shokoohi et al.
European journal of emergency medicine : official journal of the European Society for Emergency Medicine, 20(2), 137-139 (2013-02-26)
Hany A El-Sayed et al.
Nanoscale, 5(4), 1494-1498 (2013-01-23)
Ta oxide nanotubes (NTs) were formed by the anodization of Ta at 15 V in a solution of concentrated sulfuric acid containing 0.8-1.0 M hydrofluoric acid. To study the initial stages of NT formation, FESEM images of samples anodized for
Stuart A Callary et al.
Clinical orthopaedics and related research, 471(7), 2238-2244 (2013-01-22)
One cross-linked polyethylene (XLPE) liner is manufactured using a lower dose of radiation, 5 Mrad, which may result in less cross-linking. The reported in vivo wear rate of this XLPE liner in patients undergoing THA has varied, and has included
Matthew D Budge et al.
Journal of shoulder and elbow surgery, 22(4), 535-541 (2012-09-11)
Aseptic loosening of all-polyethylene glenoid components remains a limiting factor in achieving long-term implant survival in total shoulder arthroplasty (TSA). This study prospectively evaluated the functional and radiographic outcomes of patients undergoing TSA with a novel, porous, tantalum-backed glenoid component
商品
Biomedical implants are essentially foreign substances within the human body that must survive many years’ exposure to demanding mechanical and physiological conditions. Despite these challenges, metal implants have been widely used to substitute for or rebuild hard tissues such as bones and teeth.
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