推荐产品
product name
邻甲酚酞, indicator grade
等級
indicator grade
形狀
powder
技術
titration: suitable
顏色
beige
pH值
8.2-9.8, colorless to red
mp
219-221 °C (lit.)
λmax
381 nm (2nd)
566 nm
&epsilon ；(消光係數)
≥10000 at 294-300 nm
≥39000 at 564-570 nm
≥5000 at 378-384 nm
應用
diagnostic assay manufacturing
hematology
histology
儲存溫度
room temp
SMILES 字串
Cc1cc(ccc1O)C2(OC(=O)c3ccccc23)c4ccc(O)c(C)c4
InChI
1S/C22H18O4/c1-13-11-15(7-9-19(13)23)22(16-8-10-20(24)14(2)12-16)18-6-4-3-5-17(18)21(25)26-22/h3-12,23-24H,1-2H3
InChI 密鑰
CPBJMKMKNCRKQB-UHFFFAOYSA-N
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應用
O -甲酚酞作为钙化介质中的组分用于钙化试验。
生化／生理作用
o -甲酚酞是一种可逆的 pH 指示剂。反向通路（红紫色至无色）的动力学是缓慢的，因此使其成为检查波纹壁管中流动模式的适当分子。也用于通过 o -甲酚酞络合酮方法比色测定钙含量。在碱性条件 (pH 10-12) 下，钙与 o -甲酚酞结合，形成红色复合物，在 570-575 nm 处有吸光度。
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
個人防護裝備
Eyeshields, Gloves, type N95 (US)
其他客户在看
Natalia Campos-Obando et al.
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Hyunseok Peter Kang et al.
Clinical chemistry, 50(4), 741-746 (2004-02-14)
Gadolinium formulations, which are administered as contrast agents in magnetic resonance imaging examinations, interfere with colorimetric serum calcium determinations. We performed an in vitro study to determine the extent to which three gadolinium formulations-gadodiamide (Omniscan), gadopentetate dimeglumine (Magnevist), and gadoversetamide
Ali Duran et al.
Journal of hazardous materials, 169(1-3), 466-471 (2009-04-29)
In present study preconcentration followed by solid phase extraction of heavy metal ions, Cu(II), Co(II), Ni(II) and Pb(II) using a multiwalled carbon nanotubes (MWNTs) and complexing reagent o-cresolphthalein complexone were investigated. The effects of parameters, including pH of the solutions
Flow visualization in parallel-plate ducts with corrugated walls.
Focke WW and Knibbe PG
Journal of Fluid Mechanics, 165 , 73-77 (1986)
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