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Sigma-Aldrich

Urea-15N2

≥10 atom % 15N, ≥96% (CP)

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Synonym(s):
15N Labeled urea, Carbamide-15N2, Carbonyldiamide-15N2
Linear Formula:
H215NCO15NH2
CAS Number:
2067-80-3
Molecular Weight:
62.04
MDL number:
MFCD00064399
PubChem Substance ID:
24872623
NACRES:
NA.12

isotopic purity

≥10 atom % 15N

Assay

≥96% (CP)

mol wt

60.25 by atom % calculation (10 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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General description

Urea-15N2 a stable isotope compound enriched with 15N isotope.

Application

Urea-15N2 is used
  • In research related to agriculture as fertilizer to investigate crop uptake or denitrification and leaching losses of native soil N via the “added N interaction”.
  • To understand the dynamics of mineral fertilizer and organic-N in soil-plant systems.

Packaging

This product may be available from bulk stock and can be packaged on demand. For information on pricing, availability and packaging, please contact Stable Isotopes Customer Service.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Wencheng Ding et al.
PloS one, 14(1), e0210176-e0210176 (2019-01-09)
Increasing amounts of crop residues are being returned to croplands. Understanding nitrogen (N) availability in crop residues under various N fertilization regimes is important in optimizing N management. Pot experiments were conducted to investigate the contribution, fate and residual effects
Xu Zhao et al.
Journal of agricultural and food chemistry, 64(15), 3017-3024 (2016-03-30)
The nitrogen (N) isotope method reveals that application of fertilizer N can increase crop uptake or denitrification and leaching losses of native soil N via the "added N interaction". However, there is currently little evidence of the impact of added

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