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等級
ACS reagent
品質等級
形狀
powder
溶膠的清晰度
passes test
技術
titration: suitable
visual transition interval
6.8-8.2, yellow to red
溶解度
water: 0.77 g/L at 100 °C
λmax
360 nm
557 nm (2nd)
&epsilon ；(消光係數)
≥10000 at 288-294 nm in H2O
≥55000 at 555-561 nm in H2O
≥7000 at 357-363 nm in H2O
應用
diagnostic assay manufacturing
hematology
histology
儲存溫度
room temp
SMILES 字串
Oc1ccc(cc1)C2(OS(=O)(=O)c3ccccc23)c4ccc(O)cc4
InChI
1S/C19H14O5S/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19/h1-12,20-21H
InChI 密鑰
BELBBZDIHDAJOR-UHFFFAOYSA-N
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一般說明
酚红是一种酚磺酞化合物。它在弱酸性水溶液中以磺化羟基醌的形式存在。在碱性溶液中，该染料形成亲水二价阴离子（一种小的红色阴离子，具有比黄色羟基醌更大的共轭体系）。
應用
在生物学和医学中酚红通常用作 pH 指示剂。 它也可加入微生物培养基中，用于鉴定大肠杆菌菌株。这一物质的临床诊断应用包括胃和十二指肠溃疡的检查以及眼科泪液功能的评估。酚红也可用作示踪剂，用于评估回肠粘膜的通透性，并评估牙科中细菌通过牙根填充材料的渗漏。
酚红可用于制备酚红灌胃餐，以测定大鼠的胃排空情况。
酚红可用于制备酚红灌胃餐，以测定大鼠的胃排空情况。
适合用作pH 指示剂。
生化／生理作用
酚红是一种将颜色由黄色变为红色的 pH 指示剂。
訊號詞
Warning
危險聲明
危險分類
Skin Irrit. 2 - STOT SE 3
標靶器官
Respiratory system
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
dust mask type N95 (US), Eyeshields, Gloves
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