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Table I Relative percentages of the total 31P NMR peak area represented by different P functional groups in samples from different depths in sites 1 and 2

From: Polyphosphates as a source of enhanced P fluxes in marine sediments overlain by anoxic waters: Evidence from 31P NMR

Site 1

P esters

Phosphonate

Polyphosphate

0–1 cm

94

6

0

15–16 cm

86.6

13.4

0

Site 2

   

1–2 cm

82

10

8

13–14 cm

85

15

0

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Geochemical Transactions

ISSN: 1467-4866

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