1.08294

Thorin

indicator for sulfate titration

• 别名: Thorin, 1-(2-Arsonophenylazo)-2-hydroxy-3,6-naphthalene-disulfonic acid sodium salt, 2-(2-Hydroxy-3,6-disulfo-1-naphthylazo)-benzene-arsonic acid sodium salt
• 经验公式（希尔记法）: C₁₆H₁₁AsN₂Na₂O₁₀S₂
• CAS号: 3688-92-4
• 分子量: 576.30
• 分類程式碼代碼: 12352103
• 酶委員會索引編號: 222-993-1
• NACRES: NB.21

属性

• product name: Thorin, indicator for sulfate titration
• 品質等級: 200
• 形狀: solid
• 雜質: ≤25% Water (Karl Fischer)
• pH值: 6.1 (20 °C, 10 g/L in H₂O)
• 體積密度: 700 kg/m³
• λmax: 480-490 nm (propan-2-ol)
• 儲存溫度: 2-30°C
• InChI: 1S/C16H13AsN2O10S2.2Na/c20-16-14(31(27,28)29)8-9-7-10(30(24,25)26)5-6-11(9)15(16)19-18-13-4-2-1-3-12(13)17(21,22)23;;/h1-8,18H,(H2,21,22,23)(H,24,25,26)(H,27,28,29);;/q;2*+1/p-2/b19-15+;;
• InChI 密鑰: ZQMPNLOZJUWHSA-WTBAQZMLSA-L

说明

分析報告

Identity (UV/VIS-Spectrum): passes test
Absorption maximum λ_max. (Propan-2-ol): 480 - 490 nm
Spec. Absorptivity A 1%/1cm (λ_max; 0.025 g/l;propan-2-ol; calc. on anhydrous substance): 250 - 350
Water (according to Karl Fischer): ≤ 25 %
Suitability as indicator (for sulfate titration): passes test

安全信息

• 象形圖: GHS06,GHS09
• 訊號詞: Danger
• 危險聲明: H301 + H331 - H410
• 防範說明: P261 - P264 - P271 - P273 - P301 + P310 - P304 + P340 + P311
• 危險分類: Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1
• 儲存類別代碼: 6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
• 水污染物質分類（WGK）: WGK 3
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable