Table 1 Analysis of the surface area of fabricated Nitrogen-doping activated carbons.

From: Fabrication of N-doping activated carbons from fish waste and sawdust for Acid Yellow 36 dye removal from an aquatic environment

Analysis method

Sample entry

NDAC600

NDAC700

NDAC800

AC yield

(%)

25.03

25.757

21.545

BET

as, BET (m2∕g)

SBET (m2/g)

553.63

783.78

727.34

Vm (cm3/g)

Vm (cm3 (STP)/g)

124.2

180.08

167.11

Mean pore diameter

Dp (nm)

2.0584

2.0194

1.9668

Volume of total pore

VT (cm3/g)

0.2849

0.3957

0.3576

t-plot

a1–a2

Smi (m2/g)

640.649

894.315

864.64

V2

Vmi (cm3/g)

0.2441

0.3515

0.3193

2t

(nm)

0.7573

0.7813

0.7341

MP

a1-a2

(m2 ∕g)

604.981

851.67

810.177

Vp

(cm3∕g)

0.2536

0.3626

0.3337

BJH ads

Vp

(cm3/g)

0.0822

0.109

0.0862

ap

(m2/g)

76.743

109.49

84.85

BJH des

Vp

Vme (cm3/g)

0.0512

0.0609

0.0499

ap

Sme (m2/g)

32.867

40.58

32.378

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