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Myanmar agricultural wastes processing by using the method of pyrolysis to produce new nano sorbents for environmental pollution control

Table 1 - Characteristics of wastewater discharge No 1 of the Moscow Coke and Gas Plant (numerator and denominator – data of adjacent years)

Index

MPC*,

mg/l

Number of analyses

Above

MPC

Content, mg/l

average

min

max

1

рН

6.5-8.5

21/24

0/4

7.5/7.3

7.0/2.0

8.1/10.5

2

phenols

0.001

21/24

21/24

0.09/0.15

0.004/0.02

0.29/1.69

3

Petroleum products

0.05

21/24

21/24

1.49/1.94

0.28/0.19

7.95/5.10

4

Dry residue

1000

21/24

18/16

1853/1347

551/447

3670/5228

5

Cyanides

0.05

21/24

1/7

0.01/0.05

0.00/0.00

0.08/0.23

6

Total iron

0.10

21/24

21/24

2.67/4.33

0.62/0.13

7.69/13.53

7

Chlorides

300

21/24

15/7

516/301

73/42

1644/1650

8

transparency

No < 13

21/24

2/3

18/18

8/3

25/28

9

Suspended solids

10.75

21/24

21/22

43.0/89.6

11.0/2.3

262.0/526.9

10

Ammonium nitrogen

0.40

21/24

21/22

6.4/4.56

1.9/0.3

24.3/11.2

11

Sulfates

100

21/24

21/21

406/222

108/31

941/453

maximum permissible concentration of water bodies for fishery purposes