1.07533

4-(2-Pyridylazo)resorcinol monosodium salt monohydrate

metal indicator Reag. Ph Eur

• 同義詞: 4-(2-Pyridylazo)resorcinol monosodium salt monohydrate, PAR
• 經驗公式（希爾表示法）: C₁₁H₈N₃NaO₂ · xH₂O
• CAS號碼: 16593-81-0
• 分子量：: 237.19 (anhydrous basis)
• 分類程式碼代碼: 12352107
• 酶委員會索引編號: 236-339-8
• NACRES: NB.21

屬性

• agency: reag. Ph. Eur.
• 品質等級: 100
• 形狀: solid
• pH值: 9.8 (20 °C, 10 g/L in H₂O)
• 溶解度: 38 g/L
• 體積密度: 630 kg/m³
• 儲存溫度: 2-30°C
• InChI: 1S/C11H9N3O2/c15-8-4-5-9(10(16)7-8)13-14-11-3-1-2-6-12-11/h1-7,16H,(H,12,14)/b13-9+
• InChI 密鑰: VLCAILLZPUINNF-UKTHLTGXSA-N

描述

分析報告

Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99
Appearance of solution: passes test
Water (according to Karl Fischer): 7 - 8
Suitability as indicator (for metal titration): passes test

安全資訊

• 儲存類別代碼: 11 - Combustible Solids
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable