Silver nitrate for photographic and motion-picture materials
Buy silver nitrate for photographic and motion-picture materials from Ecotec, chemically pure and ideally suited for the synthesis of light-sensitive halides in the production of photographic and motion-picture materials.
Silver nitrate for photographic and motion-picture materials
chemically pure (CP), analytical grade
TU 2625-028-00205067-2003
AgNO3
Applications:
— for photographic and motion-picture materials, for the synthesis of light-sensitive halides in the production of photographic and motion-picture materials
— is a starting material for the synthesis of chemical compounds and silver powders
* The parameter is determined at the consumer’s request
Packaging:
— dark glass jars
— polymer jars wrapped in light-proof paper
— polyethylene bags or pouches wrapped in heavy paper
Transportation:
— by any mode of transport
|
No. Item |
Quality specifications |
Specification |
|
|
CP |
analytical grade |
||
|
1. |
Appearance |
White crystalline substance, readily soluble in water |
|
|
2. |
Mass fraction of silver nitrate (AgNO3), %, not less than |
99.9 |
99.8 |
|
3. |
Mass fraction of substances insoluble in water, %, not more than |
0.003 |
0.006 |
|
4. |
Mass fraction of substances not precipitated by hydrochloric acid, %, not more than |
0.04 |
0.06 |
|
5. |
Mass fraction of sulfates (SO4), %, not more than |
0.001 |
0.002 |
|
6. |
Mass fraction of chlorides (Cl), %, not more than |
0.0002 |
0.0005 |
|
7. |
Mass fraction of iron (Fe), %, not more than |
0.0002 |
0.0003 |
|
8. |
Mass fraction of copper (Cu), %, not more than |
0.0005 |
0.0005 |
|
9. |
Mass fraction of lead (Pb), %, not more than |
0.0005 |
0.0005 |
|
10.* |
Mass fraction of bismuth (Bi), %, not more than |
0.0005 |
0.0005 |
|
11. |
Mass fraction of free HNO3, %, in the range |
0.003… 0.030 |
0.003… 0.030 |
|
12. |
Optical density of a solution with a mass fraction of AgNO3 — 50% at a wavelength of 530 nm, with a layer thickness of 10 mm, not more than |
0.025 |
0.05 |
|
13. |
Ammonia test for the presence of reducing agents |
Must pass the test |
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