Phenol rød natrium salt dye pH-indicator, Sigma-Aldrich®
: 3,3-Bis(4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, sodium salt, Phenol red water soluble, Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide
:34487-61-1
:
:C₁₉H₁₃NaO₅S
:MFCD00066901
:376.35 g/mol
:285 (dec., lit.)
:12,07397
:M-Clarity™ quality level = MQ200
:252-057-8
:GHS07
:Room Temperature
- Environmentally Preferable:
- Appearance (Colour):Red to Brown
- Appearance (Form):Powder
- Infrared spectrum:Conforms to Structure
- Solubility (Colour):Dark Red
- Solubility (Form), 1 mg/ml, H₂O:Solution
- pH Pass:6.8 (Yellow) to 8.2 (Red)
- Recommended Retest Period:5 Years
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