|
PHENOLPHTALEIN
YELLOWISH WHITE IP/BP |
| Formula |
: |
C20H14O4 |
| CAS
Number |
: |
77-09-8 |
| Molecular
Weight |
: |
318.33 |
| Description |
: |
Yellowish
White, Crystalline powder or amorphous powder, odourless
or almost odourless. |
| Solubility |
: |
Soluble
in ethanol(95%) in ether, practically insoluble in
water. |
| Identification |
: |
A)
Passes
B) Melting Point : B/w 258°C and 263°C |
| Heavy
Metals |
: |
NMT
20ppm |
| Fluoran |
: |
Passes |
| Sulphated
Ash |
: |
NMT
0.1% |
| Loss
on Drying |
: |
NMT
1.0% |
| Assay |
: |
Limit
98% - 102% |
| Melting
Point |
: |
258°C
to 263°C |
| Lead |
: |
Limit
0.001% |
| Fluoran
Test |
: |
Passes |
| Sulphated
Ash |
: |
0.1%
max |
| Loss
on Drying |
: |
When
dried at 105°C to constant weight loses not more than
1.0% of its weight. |
| Assay |
: |
98.0%
to 102% of C20H14O4 calculated on dried basis |
| Use |
: |
Laxative,
Cathartic |
