Table 2

AuNP-based colorimetric method to determine 〈h21/2 and Mw values of PEG samples
Samples 16-nm AuNPs 26-nm AuNPs
h21/2 (nm) Mw (Da) h21/2 (nm) Mw (Da)
SPEG 1,450 3.398 ± 0.298 1,561 ± 259 3.444 ± 0.411 1,611 ± 362
SPEG 4,600 6.017 ± 0.368 4,621 ± 537 6.096 ± 0.349 4,736 ± 515
SPEG 8,000 8.086 ± 0.279 8,096 ± 532 7.974 ± 0.397 7,893 ± 747
SPEG 10,000 9.903 ± 0.432 11,919 ± 989 10.032 ± 0.387 12,212 ± 897

Ling et al.

Ling et al. Nanoscale Research Letters 2013 8:538   doi:10.1186/1556-276X-8-538

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