Phenolphthalein
CAS No.77-09-8CAS index
Acid-base indicator with a colourless to pink transition around pH 8.2–10. Available in 5 grades and pack options – see the table below.
PriceOn requestPrices vary by brand, grade, pack size & quantity.
- Genuine product via authorised channel
- Delivery in Hyderabad & pan-India dispatch
- GST invoice · bulk & tender pricing
Ordering information
Specifications
| CAS number | 77-09-8 |
|---|---|
| Synonyms | 3,3-Bis(4-hydroxyphenyl)-1(3H)-isobenzofuranone |
| Molecular formula | C20H14O4 |
| Molecular weight | 318.32 g/mol |
| HSN code | 382200.90 |
| Category | Indicators, Stains & Dyes |
| pH range | 8.2–10.0 |
Specifications are indicative. Exact assay, pack and catalogue details depend on the batch supplied – CoA / MSDS available on request.