Table 1 Represents the employed techniques for characterizing the structure and their specifications.

From: Extraction, LC-QTOF-MS profiling of bacterial menaquinone (MK) and characterization of CuFe2O4 nanoparticles loaded MK: potential anti-cancer via gene expression

Instrument

Model

Operating conditions

Scanning electron microscope (SEM)

JSM-6360LA, JSM-5300JEOL, JEOL-JFC-1100E Ltd., USA

25KV, 25000X

EDX

JSM-6360LA, JSM-5300JEOL, JEOL-JFC-1100E Ltd., USA

25KV, 25000X

UPLC-MS

Waters ACQUITY UPLC, ESI-MS-XEVO TQD triple quadruple instrument.

Waters Corporation, MA01757 U.S.A.

ACQUITY UPLC - BEH C18 1.7 μm − 2.1 × 50 mm Column. Flow rate: 0.2 mL\min

XRD

X’Pert³ Powder, Netherland.

X-ray tube target: Cu voltage: 40.0 (kV), scan speed = 12.0000 (deg/min)

Thermal analysis

Perkin-Elmer TGA7 Thermobalance

temperature heating range is 20–1000 °C, heating rate is 10 °C min−1

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