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Stains & pH Indicators - |
| THYMOL BLUE |
| SPECIFCIATION
|
| PRODUCT
NAME |
THYMOL
BLUE |
| CAS NO.
|
76-61-9 |
| CHEMICAL FORMULA |
C27H30O5S |
| MOLECULAR WEIGHT |
466.60 |
MELTING POINT
|
221 - 224° C |
| DYE CONTENT |
~95% |
| SOLUTION CLARITY (ETOH)
|
TO PASS |
| TRANSITION RANGE |
PH 1.2 - 2.8 RED TO YELLOW PH 7.8
- 9.5 YELLOW TO BLUE |
| ABSORPTIVITY (PH 1.2)
543-547 NM |
400 - 500 |
| ABSORPTIVITY (PH 2.8)
431-436 NM |
200 - 300 |
| ABSORPTIVITY (PH 7.8)
431-436 NM |
200 - 300 |
| ABSORPTIVITY (PH 9.5)
594-598 NM |
450 - 550 |
| LOSS ON DRYING (110°
C) |
<3% |
Profile
