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Aluminum sulfate octadecahydrate博亚体育app下载:COA Report
  • CAS No.：7784-31-8
  • Molecular weight：666.42
  • Aliases：Aluminum sulfate
  • Molecular formula：Al2(SO4)3.18(H2O)
  • EC No.：233-135-0
Information
Specification category：
Product No. Product Name Specification
1.04106.010 Aluminum sulfate octadecahydrate AR500g
1.04106.020 Aluminum sulfate octadecahydrate CP500g
1.04106.030 Aluminum sulfate octadecahydrate AR25kg
Characteristic： Appearance and propertie: white crystal, has a sweet taste.
Relative density: 2.71
Melting Point(℃): 770 (decomposition)
Concentration: Pure
Solubility: soluble in water, insoluble in ethanol. Heat of combustion (kJ / mol): meaningless
Critical temperature (℃): meaningless
Critical pressure (MPa): meaningless
Technical indicators：
Specification AR CP
assay[Al2 (SO4) 3.18 H2O] ≥ 99.0% ≥ 99.0%
pH value (50g / L, 25 ℃) ≥ 2.5 ≥ 2.5
Clarity test 4 6
Water insoluble matter ≤ 0.02% ≤ 0.05%
Chloride (Cl) content ≤ 0.002% ≤ 0.01%
Ammonium (NH4) content ≤ 0.005% ≤ 0.02%
Iron (Fe) content ≤ 0.003% ≤ 0.01%
Heavy metals (as Pb) content ≤ 0.001% ≤ 0.002%
Alkali metals and alkaline earth metals (as sulfate) content ≤ 0.25% ≤ 0.5%
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