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Industry application

Sincere to the letter, meticulous, customer demand first, after-sales service for the survival value,

To provide comprehensive and effective water quality analysis technical support and system integration scheme for users.

food processing
Food safety is a systematic project, which involves policy, regulation, technology, equipment, process, circulation, management and other links. That is to say, it is a long and complex food chain system from farmland to dining table
Application description

Serial number

Basic control items

First class standard

Secondary standard

Class III standard

A standard

B standard

 

 

1

Chemical oxygen demand (COD) (mg / L)

50/60

60

100/120

120

2

Biochemical oxygen demand (BOD) (mg / L)

10/20

20

30

60

3

Suspended solids (SS) (mg / L)

10/20

20

30

50

4

Animal and vegetable oil (mg / L)

1/20

3/20

5/20

20

5

Petroleum (mg / L)

1/10

3/10

5/10

15

6

Anionic surfactant (mg / L)

0.5/5

1/5

2/5

5

7

Total nitrogen (in n) (mg / L)

15

20

8

Ammonia nitrogen (in n) (mg / L)

5(8)/15

8(15)/15

25(30)/25

9

Total phosphorus (as P) (mg / L)

2005Construction before December 31, 2008

1

1.5

3

5

2006It was built on January 1, 2001

0.5

1

3

5

10

Chromaticity (dilution ratio)

30/50

30/50

40/80

50

11

pH

6-9

12

Number of fecal coliform (piece / L)

103

104

104

Serial number

Select control items

Standard value

Serial number

Select control items

Standard value

1

Total nickel

0.05

23

Trichloroethylene

0.3

2

Total beryllium

0.002

24

Tetrachloroethylene

0.1

3

Total silver

0.1

25

benzene

0.1

4

Total copper

0.5

26

Total benzene

0.1

5

Total zinc

1.0

27

O-xylene

0.4

6

Total manganese

2.0

28

P-xylene

0.4

7

Total selenium

0.1

29

M-xylene

0.4

8

Benzo (a) pyrene

0.00003

30

ethylbenzene

0.4

9

Volatile phenol

0.5

31

chlorobenzene

0.3

10

total cyanide

0.5

32

1, 4-dichlorobenzene

0.4

11

sulfide

1.0

33

1, 2-dichlorobenzene

1.0

12

formaldehyde

1.0

34

P-nitrochlorobenzene

0.5

13

Anilines

0.5

35

2, 4-dinitrochlorobenzene

0.5

14

Total nitro compounds

2.0

36

phenol

0.3

15

Organophosphorus pesticides (P)

0.5

37

M-cresol

0.1

16

malathion

1.0

38

2, 4-dichlorophenol

0.6

17

Dimethoate

0.5

39

2, 4,6-trichlorophenol

0.6

18

Parathion

0.05

40

Dibutyl phthalate

0.1

19

Parathion methyl

0.2

41

Dioctyl phthalate

0.1

20

Pentachlorophenol

0.5

42

acrylonitrile

2.0

21

Chloroform

0.3

43

Adsorbable organic halides (AOX is calculated by CL)

1.0

22

carbon tetrachloride

0.03