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Table 1 Sample codes

From: A study on the effect of different chemical routes on functionalization of MWCNTs by various groups (-COOH, -SO3H, -PO3H2)

S. no.

Amount of MWCNTs

Chemical route

followed

Dispersion before functionalization

Functional groups

attached

Sample

code

1

40 mg

Double-step functionalization

No

-COOH

-SO3H

FPCNT01

2

50 mg

Double-step functionalization

Yes

-COOH

- SO3H

DFCNT03

3

50 mg

Single-step functionalization

Yes

-COOH

FCNT03

4

20 mg

Single-step functionalization

No

-COOH

-PO3H2

PhCNT01

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