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是一类结构较复杂的有机弱酸或有机弱碱，它们在溶液中能部分电离成指示剂的离子和氢离子（或氢氧根离子），并且由于结构上的变化，它们的分子和离子具有不同的颜色，因而在pH不同的溶液中呈现不同的颜色。此产品线包含了大部分较常见的pH指示液，是我们根据其变色范围精确配制得来，可以满足大部分客户的基本需求，大大节约了客户的时间成本。
| 产品编号 | 结构式 | 项目名称规格 | 分子式 | 加入购物车 |
|---|---|---|---|---|
| P835600 |
| 苯酚红pH指示液, pH:6.6(YELLOW)-8.0(RED) Phenol red pH indicator solution, pH:6.6(YELLOW)-8.0(RED) |
C19H14O5S | |
| M835601 |
| 甲基紫pH指示液, pH:0.1(YELLOW)-1.5(BLUE) Methyl violet pH indicator solution, pH:0.1(YELLOW)-1.5(BLUE) |
C24H28ClN3 | |
| C835606 |
| 间甲酚紫pH指示液, pH:0.1（YELLOW)--1.5(BLUE) ; 7.5(YELLOW)-9.2(PURPLE) m-Cresol purple pH indicator solution, pH:0.1（YELLOW)--1.5(BLUE) ; 7.5(YELLOW)-9.2(PURPLE) |
C21H18O5S | |
| X835607 |
| 对二甲酚蓝指示液, pH:1.2(RED)--2.8(YELLOW) Xylenol Blue pH indicator solution, pH:1.2(RED)--2.8(YELLOW) |
C23H22O5S | |
| T835608 |
| 百里香酚蓝指示液, pH:1.2(RED)--2.8(YELLOW) Thymolblue pH indicator solution, pH:1.2(RED)--2.8(YELLOW) |
C27H30O5S | |
| A835612 |
| 茜素黄R指示液, pH:1.9(RED)--3.3(YELLOW) Alizarin yellow R pH indicator solution, pH:1.9(RED)--3.3(YELLOW) |
C13H9N3O5 | |
| B835614 |
| 溴酚蓝指示液, pH:3.0(YELLOW)--4.6(PURPLE) Bromophenol blue pH indicator solution, pH:3.0(YELLOW)--4.6(PURPLE) |
C19H10Br4O5S | |
| R835616 |
| 玫红酸指示液, pH:6.8(YELLOW)--8.2(RED) Rosolic acid pH indicator solution, pH:6.8(YELLOW)--8.2(RED) |
C19H14O3 | |
| C835617 |
| 甲酚红指示液, pH:7.2(YELLOW)--8.8(PURPLISH RED) Cvesol red pH indicator solution, pH:7.2(YELLOW)--8.8(PURPLISH RED) |
C21H18O5S | |
| P835619 |
| 酚酞指示液, pH:8.0(COLORLESS)-10.0(RED) Phenolphthalein pH indicator solution, pH:8.0(COLORLESS)-10.0(RED) |
C20H14O4 | |
| C835620 |
| 邻甲酚酞指示液, pH:8.2(COLORLESS)-9.8(RED) o-Cresolphthalein pH indicator solution, pH:8.2(COLORLESS)-9.8(RED) |
C22H18O4 | |
| M835623 |
| 茜素黄GG指示液, pH:10.0(YELLOW)-12.0(BROWNISH YELLOW) Mordant Yellow 1 pH indicator solution, pH:10.0(YELLOW)-12.0(BROWNISH YELLOW) |
C13H8N3NaO5 | |
| A835626 |
| 茜素磺酸钠指示液, pH:3.7(YELLOW)-5.2(PURPLE) Alizarin red pH indicator solution, pH:3.7(YELLOW)-5.2(PURPLE) |
C14H7NaO7S | |
| B835627 |
| 溴甲酚绿指示液, pH:3.8(YELLOW)-5.4(BLUE) Bromocresol green pH indicator solution, pH:3.8(YELLOW)-5.4(BLUE) |
C21H14Br4O5S | |
| M835628 |
| 甲基红指示液, pH:4.2(RED)-6.2(YELLOW) Methyl red pH indicator solution, pH:4.2(RED)-6.2(YELLOW) |
C15H15N3O2 | |
| N835630 |
| 对硝基苯酚指示液, pH:5.6(COLORLESS)-7.4(YELLOW) p-Nitrophenol pH indicator solution, pH:5.6(COLORLESS)-7.4(YELLOW) |
C6H5NO3 | |
| N835635 |
| 中性红指示液, pH:6.8(RED)-8.0(YELLOW) Neutral red pH indicator solution, pH:6.8(RED)-8.0(YELLOW) |
C15H17ClN4 | |
| P835637 |
| 邻苯二酚紫指示液, pH:6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED) Pyrocatechol violet pH indicator solution, pH:6.0(YELLOW)-7.0(PURPLE)-9.0(PURPLISH RED) |
C19H14O7S | |
| Q835643 |
| 喹哪啶红指示液, pH:1.4(COLORLESS)-3.2(RED) Quinaldine Red pH indicator solution, pH:1.4(COLORLESS)-3.2(RED) |
C21H23IN2 | |
| M835636 |
| 甲基蓝指示液, pH:11.0(BLUE)-13.0(RED) Methyl blue pH indicator solution, pH:11.0(BLUE)-13.0(RED) |
C37H27N3Na2O9S3 |
