硝酸铬(III) 99%
供应商: Thermo Fisher Scientific
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Warning
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Synonyms:
Chromium trinitrate nonahydrate, Chromic nitrate nonahydrate, Chromium nitrate nonahydrate
219200010
219201000
219205000
ACRO219200010EA
0
CNY
ACRO219200010
ACRO219201000
ACRO219205000
硝酸铬(III) 99%
硝酸铬(III)
分子式:
CrN₃O₉·9H₂O 分子量: 400.15 g/mol 溶点: 60 °C 存储条件: Ambient |
MDL编号:
MFCD00149659 CAS号: 7789-02-8 EINECS: 236-921-1 UN号: 2720 ADR: 5.1 III Merck Index: 13,02246 |
产品技术规格
Appearance | Dark purple to black Crystalline chunks |
Titration Iodometric | ≥98.5 % |
pH | 2 to 3 (5 % in water) |
Chloride (Cl) | ≤20 ppm |
Sulfate (SO4) | ≤50 ppm |
Ammonium (NH4) | ≤10 ppm |
Cadmium (Cd) | ≤10 ppm |
Calcium (Ca) | ≤50 ppm |
Cobalt (Co) | ≤10 ppm |
Copper (Cu) | ≤10 ppm |
Iron (Fe) | ≤200 ppm |
Lead (Pb) | ≤20 ppm |
Magnesium (Mg) | ≤50 ppm |
Manganese (Mn) | ≤10 ppm |
Nickel (Ni) | ≤50 ppm |
Sodium (Na) | ≤50 ppm |
Strontium (Sr) | ≤50 ppm |
Zinc (Zn) | ≤10 ppm |
Subst not pptd by NH4OH | ≤0.2 % (as SO4) |
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