Graphene Oxide in water dispersion (0.5 mg/ml)

 

Extra-large graphene oxide flakes synthesized by a modified Hummers’ method.

Water dispersion with a concentration of 4 mg/ml.

Description

PROPERTIES

 

FORM Extra-large Graphene Oxide flakes
PRODUCTION METHOD Modified Hummers’ method
SOLVENT Water
COLOR Brown
TYPICAL FLAKE DIAMETER 5-30 µm
THICKNESS OF A SINGLE LAYER 0.8-1.2 nm
pH Neutral
QUALITY CONTROL Elemental analysis
pH

 

ELEMENTAL ANALYSIS*

*measurements for sample dried at 60°C

 

CARBON 40-50 %
OXYGEN 39-49 %
HYDROGEN 1-4 %
SULFUR <2%
NITROGEN <1%
MANGANESE 0.006%

 

ATOMIC FORCE MICROSCOPY**

 

 

** Graphene oxide tends to agglomerate. Dilution and ultrasonic exfoliation are necessary to obtain  high amount of single-layer flakes.

 

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MSDS

Datasheet