| Description |
Colorless, translucent crystals, or white, granular to fine, crystalline powder
|
Solubility |
Very soluble in water; freely soluble in alcohol; very slightly soluble in ether
|
| Identification 'A' ( by IR) |
Meets the requirements
|
Assay (on anhydrous basis) |
99.5 % and 100.5%
|
| Clarity of solution |
The sample solution shows the same clarity as that of water or its opalescence is not more pronounced than Standard suspension A.
|
Colour of solution |
The sample solution is not more intensely colored than Standard solutions A, B, and C
|
| Readily carbonisable substance |
The color of the acid is not darker than that of a similar volume of Matching Fluid K in a matching tube, the tubes being observed vertically against a white background
|
Water |
7.5%–9.0%
|