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Colorless crystalline powder, insoluble in water, yellowing on heating and subliming at 1800 ° C. Zinc oxide is widely used in the chemical and pharmaceutical industry. It is used as part of toothpastes and cements in therapeutic dentistry, in cosmetic creams for tanning and cosmetic procedures, in production as a filler for rubber, artificial leather and rubber products. It is used in the tire, paint and varnish, oil industries. Zinc oxide is used in the manufacture of glass and ceramics.
BZ0M
Technical specifications
|
No |
The name of indicators |
Testing method |
Standard requirements |
|
1 |
Mass fraction of zinc compounds in terms of ZnO,% not less |
GOST 202-84 |
99.7 |
|
2 |
Mass fraction of Pb compounds in terms of PbO,%, not more |
GOST 202-84 |
0.01 |
|
3 |
Mass fraction of metallic zinc |
GOST 202-84 |
no |
|
4 |
Mass fraction of substances insoluble in HCl,%, not more |
GOST 202-84 |
0.006 |
|
5 |
Mass fraction of substances soluble in water,% not more |
GOST 202-84, GOST 21119.2-75 section 1 |
0.06 |
|
6 |
Mass loss on ignition, |
GOST 202-84, GOST 21119.9-75 |
0,2 |
|
7 |
The residue on the sieve with the grid,%, not more №0056, №014 |
GOST 202-84, GOST 21119.4-75 |
0.01, 0.00 |
|
8 |
Hiding power, g / m2, not more |
GOST 202-84, GOST 8784-75, section 1 |
140 |
|
9 |
Whiteness in arbitrary units, not less |
GOST 202-84, GOST 16873-92 |
97 |
MARKING A
Technical specifications
|
No |
The name of indicators |
Testing method |
Standard requirements |
|
1 |
Mass fraction of zinc compounds in terms of ZnO,%, not less |
STO 76967236-003-2010 |
98.0 |
|
2 |
Mass fraction of Pb compounds in terms of PbO,%, not more |
STO 76967236-003-2010 |
0.1 |
|
3 |
Mass fraction of zinc metal,%, not more |
STO 76967236-003-2010 |
0.04 |
|
4 |
Mass fraction of substances insoluble in HCl,%, not more |
STO 76967236-003-2010 |
0.08 |
|
5 |
Mass fraction of volatile substances,%, not more |
STO 76967236-003-2010, GOST 21119.1-75 section 2 |
0.3 |
|
6 |
Mass fraction of substances soluble in water,% not more |
STO 76967236-003-2010, GOST 21119.2-75 section 1 |
0.3 |
|
7 |
Mass fraction of As compounds in terms of As2О3,% |
STO 76967236-003-2010 |
the absence |
|
8 |
The residue on the sieve with mesh No. 0063,%, not more |
STO 76967236-003-2010, GOST 21119.4-75 |
1.0 |
|
9 |
Hiding power, g / m2, not more |
STO 76967236-003-2010, GOST 8784-75 Section 1 |
140 |
|
10 |
Whiteness in arbitrary units, not less |
STO 76967236-003-2010, GOST 16873-92 |
90 |
FODDER ZINC OXIDE
Technical specifications
|
No |
The name of indicators |
Testing method |
Standard requirements |
|
1 |
Appearance |
STO 76967236-006-2013 |
heterogeneous mass of white or light gray with a yellow tint |
|
2 |
Mass fraction of zinc compounds Zn,% |
STO 76967236-006-2013 |
72.0-77.0 * |
|
3 |
Mass fraction of zinc compounds Pb,% |
GOST 202-84 |
0.035-0.3 * |
|
4 |
Mass fraction of copper Cu,% |
GOST 10262-73, GOST 21979-76 |
0.03 * |
|
5 |
Mass fraction of cadmium Cd,%, not more |
GOST 10262-73, GOST 21979-76 |
0.001 * |
|
6 |
Mass fraction of iron Fe,% |
GOST 10262-73, GOST 10555-75 |
0.6 * |
|
7 |
Mass fraction of manganese Mn,% |
GOST 10262-73 |
0.003 * |
|
8 |
Mass fraction of volatile substances,%, not more than |
STO 76967236-006-2013, GOST 21119.1-75, section 2 |
1.0 * |
|
9 |
The residue on the sieve with mesh No. 0063,%, not more |
STO 76967236-006-2013 |
3.0 * |
