Project Description
PRODUCT SPECIFICATIONS
| PRODUCT |
Phenolsulfonic Acid |
|
CAS # |
98-67-9 |
| SYNONYM |
PSA65; 4-Phenolsulfonic Acid Salt; 4-hydroxybenzenesulfonic acid; p-Sulfophenol; Benzenesulfonic acid, 4-hydroxy- |
|
FORMULA |
C6H6O4S |
|
APPEARENCE |
clear to brown transparent liquid |
|
DENSITY |
1.32 to 1.36 g/ml at 20C |
|
REFRACTIVE INDEX |
1.489 (20) n (C/D) |
|
BOILING POINT |
270 to 271 C Decomposes |
|
FREEZING POINT |
3 to 6 C |
|
FLASH POINT |
>198F |
|
PH |
<1.0 |
|
VAPOR DENSITY |
>1.0 |
|
EVAPORATION RATE |
<1 |
|
WATER SOLUBILITY |
Miscible at 25C |
|
ASSAY |
65 to 67% |
|
FREE PHENOL |
1.0% max |
|
SULFURIC ACID |
2.8% max |
|
SULFONES |
1.0% max |
|
FREEZING POINT |
3 C max |
|
IRON |
50 ppm max |
|
MOLECULAR WEIGHT |
174.18 |
|
NOTES |
Used in oilfield chemicals, metal working, textile dye manufacturing, chemical intermediates, and as a polymerization catalyst.
Available in 65% aq. solution. |
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