Documents
Q51545
Urea-15N2
2 atom % 15N, 99% (CP)
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isotopic purity
2 atom % 15N
Assay
99% (CP)
mol wt
60.09 by atom % calculation (2 atom % 15N)
mp
132-135 °C (lit.)
application(s)
agriculture
mass shift
M+2
SMILES string
[15NH2]C([15NH2])=O
InChI
1S/CH4N2O/c2-1(3)4/h(H4,2,3,4)/i2+1,3+1
InChI key
XSQUKJJJFZCRTK-SUEIGJEOSA-N
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1 of 4
This Item | 490962 | 490989 | 490970 |
|---|---|---|---|
| assay 99% (CP) | assay 99% (CP) | assay 99% (CP) | assay ≥96% (CP) |
| mp 132-135 °C (lit.) | mp 132-135 °C (lit.) | mp 132-135 °C (lit.) | mp 132-135 °C (lit.) |
| mass shift M+2 | mass shift M+2 | mass shift M+2 | mass shift M+2 |
| mol wt 60.09 by atom % calculation (2 atom % 15N) | mol wt 60.15 by atom % calculation (5 atom % 15N) | mol wt 61.25 by atom % calculation (60 atom % 15N) | mol wt 60.25 by atom % calculation (10 atom % 15N) |
| application(s) agriculture | application(s) agriculture | application(s) agriculture | application(s) agriculture |
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Tracer techniques using isotopic N have been employed since the 1940s to investigate such topics as N transformations and cycling in agricultural and other soils, N sources for crop uptake, the fate and behavior of fertilizer N applied to soils, the nature and extent of soil and fertilizer losses, and fertilizer N uptake efficiency.
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