Alkali Blue 6B Indicator (C.I. No. 42750) / CAS 1324-76-1
Alkali Blue 6B Indicator is a dark blue powder used as a pH indicator. Its listed transition range is pH 11.5-13.0, changing from blue to pink-violet.
| CAS No. | 1324-76-1 |
|---|---|
| Molecular Formula | C32H28N3NaO4S |
| Molecular Weight | 573.65 g/mol |
| Shelf Life | 5 years |
| Appearance | Dark blue powder |
| Loss on Drying at 110�C | Max. 5% |
| Transition Range | pH 11.5-13.0; blue to pink-violet |
| Absorption Maxima | 600-605 nm (in methanol + 1 ml 1N HCl) |
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Product Details
Alkali Blue 6B Indicator (C.I. No. 42750) is a dark blue powdered indicator for laboratory use. Its specified transition range is pH 11.5-13.0, with a color change from blue to pink-violet.
Product specifications
| CAS No. | 1324-76-1 |
|---|---|
| Article No. | A-00439 |
| HSN Code | 32129090 |
| Molecular Formula | C32H28N3NaO4S |
| Molecular Weight | 573.65 g/mol |
| Appearance | Dark blue powder |
| Loss on Drying at 110�C | Max. 5% |
| Transition Range | pH 11.5-13.0; blue to pink-violet |
| Absorption Maxima | 600-605 nm (in methanol + 1 ml 1N HCl) |
| Shelf Life | 5 years |
| Available Pack Sizes | 5 g, 25 g, 100 g |
Applications
Used as a pH indicator in laboratory analytical procedures. Use the stated transition range and follow the relevant method for the intended analysis.