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
About This Item
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产品名称
Thorin, indicator for sulfate titration
质量水平
表单
solid
杂质
≤25% Water (Karl Fischer)
pH值（酸碱度）
6.1 (20 °C, 10 g/L in H2O)
堆积密度
700 kg/m3
λmax
480-490 nm (propan-2-ol)
储存温度
2-30°C
SMILES字符串
[As](=O)([O-])([O-])c1c(cccc1)N\N=C2/c3c(cc(cc3)[S](=O)(=O)O)C=C(C/2=O)[S](=O)(=O)O.[Na+].[Na+]
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 key
ZQMPNLOZJUWHSA-WTBAQZMLSA-L
相关类别
分析说明
Absorption maximum λmax. (Propan-2-ol): 480 - 490 nm
Spec. Absorptivity A 1%/1cm (λmax; 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
警示用语：
Danger
危险分类
Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Aquatic Acute 1 - Aquatic Chronic 1
储存分类代码
6.1A - Combustible, acute toxic Cat. 1 and 2 / very toxic hazardous materials
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
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