|
PHENOLPHTHALEIN
YELLOWISH WHITE |
| Formula |
: |
C20H14O4 |
| CAS
Number |
: |
77-09-8 |
| M.
Weight |
: |
318.33 |
| Description |
: |
Yellowish
White, Crystalline powder/amorphous powder. |
| Odour |
: |
Odourless
|
| Solubility |
: |
Soluble
in ethanol & insoluble in water. |
| Melting
Point |
: |
Melting
Point : 258°C - 263°C |
| Heavy
Metals |
: |
NMT
20ppm |
| 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% |
| Sulphated
Ash |
: |
0.1%
max |
| Loss
on Drying |
: |
not
more than 1.0% of its weight. |
| Assay |
: |
98.0%
to 102% of C20H14O4 calculated on dried
basis |
| Use |
: |
Laxative,
Cathartic |
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|
PHENOLPHTHALEIN
WHITE |
| Mol.
Formula |
: |
C20H14O4 |
| Mol. Wt |
: |
313.31 |
| Chemical Name |
: |
3,3-BIS
(4-Hydroxyphenol) Phthalide |
| Descriptions |
: |
White or
yellowish white crystalline powder, |
| Odour |
: |
Odourless |
| Solubility |
: |
Insoluble in
water, soluble in ethanol & ether |
| Melting
Point |
: |
258°C to 263°C |
| Lead |
: |
Limit 0.001% |
| Sulphated
Ash |
: |
0.1 Max |
| Loss on
Drying |
: |
not more than 1.0% of its weight |
| Assay |
: |
98.0% to 102%
of C20H14O4 calculated on dried basis |
| Use |
: |
Laxative,
Cathartic |
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| YELLOW
PHENOLPHTHALEIN |
| Formula |
: |
C20H14O4 |
| CAS Number |
: |
77-09-8 |
| Mol. Wt. |
: |
318.33 |
| Description |
: |
Pale yellow
coloured powder |
| Solubility |
: |
Passes |
| Colour of
Solution |
: |
Passes |
| Melting
Temperature |
: |
NLT 255°C |
| Chromatographic
Purity |
: |
NMT 6.0% |
| Loss on
Drying |
: |
NMT 1.0% |
| Residue on
ignition |
: |
NMT 0.1% |
| Heavy
Metals |
: |
NMT 0.0015% |
| Arsenic |
: |
Passes |
| Assay |
: |
Limit : 93% -
100% on D.B. |
| Application |
: |
Laxative |
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