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1 Kilogram |
FOB Price: USD 175.0000 |
Phenolsulfonephthalein 3,3-Bis(p-hydroxyphenyl)-3H-2,1-benzoxathiole 1,1-dioxide EINECS 205-609-7
Chemical Name |
Phenol Red |
Synonyms |
Phenolsulfonephthalein; 3,3-Bis(p-hydroxyphenyl)-3H-2,1-benzoxathiole 1,1-dioxide
|
Molecular Formula |
C19H14O5S |
Molecular Weight |
354.38 |
CAS No. |
143-74-8 |
EINECS |
205-609-7 |
|
|
Melting point |
300℃ |
Water solubility |
0.77 g/L |
Appearance |
Dark red powder |
Solubility |
Easy to dissolve in alkali solution; |
PH |
1.2 (orange) - 3.0 (yellow) 6.5 (light brown) - 8.0 (purplish red)
|
Loss on drying |
1.0% max. |
Residue on ignition |
0.2% max. |
|
|
Application |
Indicator |
Package |
25kg/drum |
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