Brief introduction of Phenol Red CAS 143-74-8
Chemical name: Phenol Red
CAS No.：143-74-8
Synonyms: PHENOL REDRESEARCH GRADE
Molecular Formula: C19H14O5S
Molecuar Weight: 354.38
EINECS: 205-609-7
Properties of Phenol Red CAS 143-74-8
Phenol red is a deep red crystalline powder with a molecular weight of 354.38 and a CAS number of 143-74-8. It is soluble in water, alcohol and acetone, but almost insoluble in ether and chloroform. It is dark red when dissolved in alkali hydroxide or carbonate solution. It is stable in the air and can be used as a differential medium in microbial culture; acid-base indicator; full measurement of blood carbon dioxide; preparation of disaccharide iron urea culture in bacterial serum test Based indicators, etc.
Specification of Phenol Red CAS 143-74-8
Item | Standard |
Appearance | Red solid |
Particle size | 95% pass through 80 mesh |
Assay, % | ≥98.0 |
Melting point, ℃ | 300 |
Application of Phenol Red CAS 143-74-8
Acid-base indicator, discoloration range pH: 6.8 (yellow) -8.4 (red). The total amount of blood carbon dioxide is measured, and the indicator of disaccharide iron urea medium is prepared in the bacterial serum test. Its sodium salt is used to determine liver function. Also used in biochemical research.
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