Ammonium dichromate
- Số CAS
- 7789-09-5
- Khối lượng phân tử
- 252.06
- Công thức phân tử / ký hiệu hóa học
- (NH4)2Cr2O7
Mô tả
Tender salmon pink acicular crystal.ỨNG DỤNG
Used for analysis reagent, mordant, also used in the synthesis of spices.Mainly used in gravure printing the heliograph, preparation developer and lithographic development. Used in the manufacture of ceramic glaze, fireworks. Is the production of pure nitrogen and dodecyl sulfonate raw materials. Used for synthetic perfume and coconut oil as raw material system lauryl alcohol, 14 when alcohol as catalyst. In the dyeing and printing industry used as acid dye and media dye mordant. Is also used for plastic and rubber foaming agent.Used in intaglio printing of photographic plate making, preparation developer, manufacturing ceramic glaze, fireworks, synthetic spices, printing and dyeing mordant, plastic and rubber foaming agent, etc
Keywords:Surface treatment chemicals
Phiếu kiểm nghiệm
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Product name |
Ammonium dichromate |
CAS: 7789-09-5 |
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character |
Tender salmon pink acicular crystal |
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chemical formula |
(NH4)2Cr2O7 |
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Test items |
Test results |
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analytically pure(AR) |
chemically pure(CP) |
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content［(NH4)2Cr2O7] ,% ≥ |
99.0 |
99.0 |
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(Al),% ≤ |
0.0025 |
0.005 |
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(K),% ≤ |
0.07 |
0.16 |
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(Ca),≤ |
0.005 |
0.01 |
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(Fe),% ≤ |
0.0025 |
0.005 |
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water insoluble,% ≤ |
0.002 |
0.005 |
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(Cl)C,% ≤ |
0.002 |
0.005 |
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(SO4),%，≤ |
0.01 |
0.03 |
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(Na),% ≤ |
0.05 |
0.10 |
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