Product Overview
Phenol Red, Water Soluble, Reagent, ACS Grade
Molecular Formula: C19H13NaO5S
CAS Number: 34487-61-1
Molecular Weight: 376.36
Phenol Red, Water Soluble, Reagent, ACS, mostly used as a pH indicator that is commonly known due to it being used in pool water testing kits. It is a convenient and easy way for scientists to check cell culture pH levels due to its change of color with change of pH. As an ACS grade Reagent, ScienceLab compounds are used as the quality standard against which other substances are grade and has met the toughest regulatory standards for quality and pureness.
Synonyms: Phenolsulfonphthalein Sodium Salt
| TEST | SPECIFICATION | RESULTS |
|---|---|---|
| pH | (redish yellow) 6.8 - 8.4 (red) | Complies |
| Solubility | Almost transparency in water | Transparency in water |
| Absorbance | ≥ 0.530(5 mg/L, pH8.4, 556.0 to 560.0 nm) | 0.635(558.0 nm) |
| Loss on Drying | ≤ 5.0% | 3.9% |
Shipping Information
Tariff No. 2934990020
