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Merck
CN

20489

Cleaned Copper Tubing

tubing L × O.D. × I.D. 50 ft × 1/4 in. (6.35 mm) × 0.190 in. (4.83 mm)

Synonym(s):

PRECLEANED COPPER TUBING 1/4 ,50FT COI

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About This Item

UNSPSC Code:
41115720
NACRES:
SB.54
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Product Name

Cleaned Copper Tubing, tubing L × O.D. × I.D. 50 ft × 1/4 in. (6.35 mm) × 0.190 in. (4.83 mm)

material

copper tubing (GC plumbing quality)

technique(s)

gas chromatography (GC): suitable

tubing L × O.D. × I.D.

50 ft × 1/4 in. (6.35 mm) × 0.190 in. (4.83 mm)

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Application

Copper tubing maybe used in the study of paramagnetic resonance spectra of free radicals in liquids like hydrogen peroxide and alcohols.

General description

Solvent-washed to ASTM B-280 specifications, plus in-house proprietary cleaning performed, to remove residual hydrocarbons. Use for most GC plumbing applications.

Regulatory Information

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Paramagnetic resonance study of liquids during photolysis: Hydrogen peroxide and alcohols.
Livingston R and Zeldes H.
J. Chem. Phys. , 44 (3), 1245-1259 (1966)
Keunhong Jeong et al.
Magnetic resonance in chemistry : MRC, 56(11), 1089-1093 (2018-06-02)
Parahydrogen is a potentially significant source of hyperpolarization. However, a heat exchanger at an ultralow temperature, which is normally sustained wastefully using liquid nitrogen, is essential for the generation of hyperpolarized parahydrogen. In order to cut down on the use

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