1.06595

Rhodizonic acid disodium salt

indicator for sulfate titration

• 别名: Rhodizonic acid disodium salt, 1,2-Dihydroxy-3,4,5,6-tetraoxo-1-cyclohexene disodium salt, Sodium rhodizonate
• 经验公式（希尔记法）: C₆Na₂O₆
• CAS号: 523-21-7
• 分子量: 214.04
• MDL编号: MFCD00001650
• UNSPSC代码: 12352107
• EC索引号: 208-340-3

属性

• 质量水平: 100
• 表单: solid
• mp: >300 °C
• 堆积密度: 620 kg/m³
• 储存温度: 15-25°C
• InChI: 1S/C6O6.2Na/c7-1-2(8)4(10)6(12)5(11)3(1)9;;/q-2;2*+1
• InChI key: WNLGVLVRNGQRFD-UHFFFAOYSA-N

说明

分析说明

Assay (perchloric acid titration): ≥ 98.5 %
Identity (UV/VIS-Spectrum): passes test
Absorption maximum λ_max.(Hydrochloric acid 0.1 mol/l): 317 - 320 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.02 g/l; hydrochloric acid 0.1 mol/l): ≥ 540
Suitability as indicator (for sulfate titration): passes test

安全信息

• 储存分类代码: 11 - Combustible Solids
• WGK: WGK 3
• 闪点(°F): Not applicable
• 闪点(°C): Not applicable