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等级
ACS reagent
质量水平
检测方案
≥95% (After Oxygen Combustion, silver nitrate titration)
形式
powder
组成
Dye content, 95%
visual transition interval
3.8, yellow(passes test)
3.8-5.4, yellow to blue(passes test)
4.5, green
5.4, blue
mp
225 °C (dec.) (lit.)
λmax
423 nm
应用
diagnostic assay manufacturing
hematology
histology
储存温度
room temp
SMILES字符串
Cc1c(Br)c(O)c(Br)cc1C2(OS(=O)(=O)c3ccccc23)c4cc(Br)c(O)c(Br)c4C
InChI
1S/C21H14Br4O5S/c1-9-12(7-14(22)19(26)17(9)24)21(13-8-15(23)20(27)18(25)10(13)2)11-5-3-4-6-16(11)31(28,29)30-21/h3-8,26-27H,1-2H3
InChI key
FRPHFZCDPYBUAU-UHFFFAOYSA-N
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一般描述
溴甲酚绿是人工合成的三苯甲烷染料，呈阴离子性质。在pH 3.8-5.4下，会从黄色变为蓝绿色，因而常用作pH指示剂。
应用
溴甲酚绿在生物和医学实验中用作pH指示剂。
- 广泛用作血脑渗透性研究的重要染料。
- 用于pH敏感型-比色法检测谷氨酸脱羧酶活性。
- 也用于添加到纸制分析装置中比色分析血清样本。
- 可作为示踪染料用于DNA琼脂糖凝胶电泳、蛋白测定和电荷转移络合过程。
- 在TLC中可视化官能团pKa低于5.0的化合物。
WGK
WGK 3
闪点(°F)
Not applicable
闪点(°C)
Not applicable
个人防护装备
Eyeshields, Gloves, type N95 (US)
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