Phenol red, practical grade
Order Phenol red, practical grade (CAS 143-74-8) online at Zemixal. Request a quote with price, lead time and documents.
About Phenol red, practical grade
Phenol red, practical grade is part of the Zemixal stains, Fluorescent Dyes & Histology Reagents range. Key data (Practical): CAS 143-74-8, formula C19H14O5S and molar mass 354.4 g/mol.
Common uses in the lab and plant
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Indicator for titrations
Safe handling
It carries the GHS signal word Warning (H315, H319 and H335), so wear gloves and eye protection and work with good ventilation.
Order it in 25 g and 100 g packs or ask for a bulk quotation. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.
Typical uses
- Histology & cytology staining
- Microscopy
- Clinical laboratories
- Indicator for titrations
Applications
Grade guides
Specifications and identifiers
| Product name | Phenol red, practical grade |
|---|---|
| Catalogue number | ZX-037202 |
| CAS number | 143-74-8 |
| IUPAC name | 4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1lambda6-benzoxathiol-3-yl]phenol |
| Molecular formula | C19H14O5S |
| Molar mass | 354.4 g/mol |
| Exact mass | 354.0562 |
| Grade | Practical |
| XLogP3 | 3 |
| H-bond donors / acceptors | 2 / 5 |
| Topological polar surface area | 92.2 Ų |
| HS code | 38220090 |
| InChIKey | BELBBZDIHDAJOR-UHFFFAOYSA-N |
| SMILES | C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)O |
| PubChem CID | 4766 |
| Synonyms | phenolsulfonphthalein, Sulphonthal, PSP (indicator), Phenolsulphonphthalein, Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, (S,S-dioxide), 2-(Bis(4-hydroxyphenyl)methyliumyl)benzenesulfonate, Sulfonphthal, Sulphental, 3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, Phenolsulfonephthalein, Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis- |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 25 g | Quoted on request | |
| 100 g | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
Questions about Phenol red, practical grade
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Other grades with CAS 143-74-8
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- MW
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