Plot No. C40, Road No. 21Y, MIDC, Wagle Industrial Estate, Thane(W)-400604, MH, India
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Thymol blue, Free acid, Practical grade
SKU:
GRM1433
CAS Number :
76-61-9
Molecular Formula :
C₂₇H₃₀O₅S
Availability: In stock
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Thymol blue (thymolsulfonephthalein) is a brownish-green or reddish-brown crystalline powder that is used as a pH indicator. It
CAS Number :
76-61-9
Molecular Formula :
C₂₇H₃₀O₅S
Product Identifier
| CAS No. | 76-61-9 |
|---|---|
| EC No. | 200-973-3 |
| Molecular Formula | C27H30O5S |
| Molecular Weight | 466.59 |
| HS Code | 2934 99 90 |
| Storage | Below 30°C |
| Shelf life | 4 years |
Technical Specification
| Appearance | Green to brown or very dark purple or brownish-green or red-brown solid or crystals or powder |
|---|---|
| Solubility | 20 ppm in 0.1N sodium hydroxide gives clear solution |
| Visual pH Transition | pH 1.20 (pink) - pH 2.80 (yellow) pH 8.00 (yellow) - pH 9.20 (blue) |
| Absorption maxima 1 | 595 - 599 nm (20 ppm in 0.1N NaOH) |
| Absorption maxima 2 | 298 - 302 nm (20 ppm in 0.1N NaOH) |
| Absorption maxima 3 | 378 - 382 nm (20 ppm in 0.1N NaOH) |
| Loss on drying (at 110°C, 1 hr) | <= 10.00% |
Safety Information
| UN No. | Not dangerous goods |
|---|---|
| Class | - |
| Packing Group | - |
| RTECS | Not available |
| WGK | 1 |
CAS Number :
76-61-9
Molecular Formula :
C₂₇H₃₀O₅S
| Product Name | Thymol blue, Free acid, Practical grade |
|---|---|
| SKU | GRM1433 |
| CAS No | 76-61-9 |
| EC No. | 200-973-3 |
| Molecular formula | C₂₇H₃₀O₅S |
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