Monobasic sodium phosphate anhydrous IP 500GM | |||
23592SG500 | 226130615GQ | ||
IP | 2261306 | ||
7558-80-7 | 37808 | ||
NaH2PO4 | July 2017 | ||
119.98 | June 2020 | ||
Sr.No. | Test | Result | Specification |
---|---|---|---|
1 | Description | A white powder | A white powder or colourless crystals. |
2 | Solubility | Passes | Very soluble in water, very soluble in ethanol. |
3 | Identification A (By Chemical test) | Complies | Gives reaction of phosphates |
4 | Identification B (By Chemical test) | Complies | Solution A gives reactions of sodium salt. |
5 | pH | 4.18 | 4.1 - 4.5 |
6 | Insoluble matter | 0.08% | Not more than 0.2% |
7 | Chlorides | NMT 140ppm | 140ppm max |
8 | Sulphate (SO4) | NMT 0.15% | 0.15% max |
9 | Aluminum, Calcium and Related Elements | Passes | Passes test |
10 | Arsenic (As) | NMT 8ppm | 8ppm max |
11 | Heavy metals | NMT 20ppm | 20ppm max |
12 | Water | 1.74% | Not more than 2.0% |
13 | Assay | 99.45% | 98.00% - 103.00% |
Tested By (Chemist - Quality Control) | Approved By (Head - Quality Control) |