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№ 4 (19), 2018

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(

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Д13-16].

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Д17-

19Ж,

-

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-

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,

.

-

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-

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-

:

,

-

,

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,

.

[19-20Ж.

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–

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(

).

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№ 4 (19), 2018

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-

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Д20Ж.

η

,

CoSO4 ( /

): 1-100; 2-30; 3-10; 4-5; 5-2.

η /

NaCl, 15

/ H3BO3

2

/

; t = 20-

250C;

2,2.

2

8

/

2.

-

(

99,9),

–

.

-

(

)

-

.

(2

/ )

-η827

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-

.

-

1

2.

-

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–

.

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-

-

.

-

,

,

-

τ τa = 20-30/1-η,

k

–

, a

–

.

– 2.

-3

,

№ 4 (19), 2018

100 .

JSM

– 638 LV.

,

-

α

(

-

)

10

/ 2.

. 1

,

(

Co)

-

8 /

ζη

i

,

τ

= 30

2

Co

61 % (

),

2

,

,

ί .

(

Co = 68 %)

-

CoSO4 100

/ (

1)

i

= 8

/ 2.

. 1.

(ί )

(τ )

(

Co). ί ( / 2): 1-2; 2-4; 3-8

,

№ 4 (19), 2018

2

100

/

,

,

CoSO4

(

. 2).

,

ί

= 2

/

2

= 0,48 .

,

-

-

.

,

-

(ί

).

,

ί

,

CoSO4.

,

10 / ,

ί

= 9

/ 2,

CoSO4.

100

/

( .2,

1)

11

/ 2.

I,

/

2

,

. 2.

E, ί –

.

CoSO4.( / ): 1 – 100; 2 – 30; 3 – 10; 4 – 5; 5 – 2

CШSτ4

( . 2),

-

-

,

(CCoSO4 = 2

/ )

.

,

№ 4 (19), 2018

pH

.

,

-

pH

1,0

3,2

= 0,78 .

,

,

,

Co2+

-

,

pH

(

Co(OH)2 = 6,3 10-15).

-

(CCoSO4 = 100

/

)

pH

.

,

ί

= 2-4 / 2 (

= 2,1)

.

pH (2,η)

/

-

,

pH > 3 –

ί ˃ ζ

2

.

-

.

,

= 20 ζ

75 %,

ί

1,η

-

.

(

)

.

-

(

)

.

-

i

ζ 8 A/

2

1,6

,

-

.

-

(

. 3).

. 3

,

, .

.

-

,

-

,

.

,

20 1

20 3

-

з 2η % (і = 8 /

2).