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. Author manuscript; available in PMC: 2019 Jun 1.
Published in final edited form as: Anal Bioanal Chem. 2018 Apr 17;410(16):3629–3638. doi: 10.1007/s00216-018-1016-8

Table 1. Analysis of Polystyrene Latex Nanosphere Standards.

Values are representedas mean ± SEM. NTA measurements had n=5 technical replicates.

Size Measurement
Particles/ml NTA TEM DLS
(1.66 ± 0.08) × 109 38 ± 1 nm 25 ± 5 nm* 31nm
(2.13 ± 0.07) × 109 108 ± 1 nm 102 ± 8 nm N/A
(1.59 ± 0.01) × 109 203 ± 1 nm 203 ± 5 nm N/A
*

indicates TEM done in this study, n=60 nanospheres. TEM measurements for additional standards are as reported by the manufacturer (Thermo Fisher, Waltham, MA).