Fenolrött, ren indicator
Leverantör: Thermo Scientific
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Varning
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Synonyms:
3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide
151430250
151430050
151431000
ACRO151430250EA
1450
SEK
ACRO151430250
ACRO151430050
ACRO151431000
Fenolrött, ren indicator
Fenolrött
Formel:
C₁₉H₁₄O₅S MW: 354,38 g/mol Smältpunkt: >300 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00003552 CAS nummer: 143-74-8 EINECS: 205-609-7 Merck Index: 13,07329 |
Specifikation testresultat
Appearance | Red Powder |
Infrared spectrum | Conforms |
Solubility | (0.1 % in 95% ethanol) Clear soluble |
UV Lambda max | 555 to 561 nm (in buffer) |
Specific extinction E (1%/1cm) | ≥1700 (at lambda max., in buffer) |
Visual transition interval | from pH 6.8 (yellow) to pH 8.2 (red) |
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