A1232212
Bromocresol green sodium salt , Indicator , 62625-32-5
Synonym(s):
3′,3′′,5′,5′′-Tetrabromo-m-cresolsulfonephthalein sodium salt
CAS NO.：62625-32-5
Empirical Formula: C21H13Br4NaO5S
Molecular Weight: 720
MDL number: MFCD00148898
EINECS: 263-657-4
| Pack Size | Price | Stock | Quantity |
| 5G | RMB45.60 | In Stock |
|
| 25G | RMB159.20 | In Stock |
|
| 100g | RMB668.00 | In Stock |
|
| others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
| Melting point: | 230 °C (dec.)(lit.) |
| Density | 0.981 g/mL at 25 °C |
| storage temp. | Store at +15°C to +25°C. |
| solubility | H2O: soluble1mg/mL |
| form | Solid |
| pka | 4.7(at 25℃) |
| color | Green |
| PH Range | 4(Yellow)-5.6(Blue) |
| Odor | Characteristic odour |
| Water Solubility | Soluble in water and ethanol. |
| λmax | 617nm, 400nm |
| Stability: | Stable. Incompatible with strong oxidizing agents. |
| Major Application | Colloidal pigments |
| InChIKey | HEFSGAHJDGZCHA-UHFFFAOYSA-M |
Description and Uses
Bromocresol Green sodium salt is used as a pH indicator. It is a pH sensitive triphenylmethane dye useful in various colorimetric detection studies and as an activity tracking dye for DNA agarose gel electrophoresis. It is also used in TLC (thin-layer chromatography) for visualizing compounds containing functional groups having pKa less than 5.
Safety
| Symbol(GHS) |  GHS07 |
| Signal word | Warning |
| Hazard statements | H302-H315-H319-H335 |
| Precautionary statements | P261-P301+P312-P302+P352-P304+P340-P305+P351+P338 |
| Hazard Codes | Xi,Xn |
| Risk Statements | 36/37/38-20/21/22 |
| Safety Statements | 22-24/25-36-26 |
| WGK Germany | 3 |
| TSCA | Yes |
| HS Code | 2934 99 90 |
