Division 2.1 TREATMENT OF RESULTS
United Kingdom
The mean pressure rise times for both the test substance and the reference substances(s) are calculated.
The mean pressure rise time for the tests with an inert substance (if performed) is calculated.
Some examples of results are shown in Table 1
Table 1
Examples of resultsf1
| Mean value from interlaboratory comparative trials | |
| Maximum pressure of 2070 kPa not reached | |
| Saturated solutions should be prepared at 20 oC | |
| See reference (1) for classification under the UN transport scheme, | |
| Substance f2 | Mean pressure rise time for a 1:1 mixture with celulose (ms) |
|---|---|
| Ammonium dichromate, saturated aqueous solution | 20800 |
| Calcium nitrate, saturated aqueous solution | 6700 |
| Ferric nitrate, saturated aqueous solution | 4133 |
| Lithium perchlorate, saturated aqueous solution | 1686 |
| Magnesium perchlorate, saturated aqueous solution | 777 |
| Nickel nitrate, saturated aqueous solution | 6250 |
| Nitric acid, 65 % | 4767f3 |
| Perchloric acid, 50 % | 121 |
| Perchloric acid, 55 % | 59 |
| Potassium nitrate, 30 % aqueous solution | 26690 |
| Silver nitrate, saturated aqueous solution | -f4 |
| Sodium chlorate, 40 % aqueous solution | 2555 |
| Sodium nitrate, 45 % aqueous solution | 4133 |
| Inert Substance | |
| Water:cellulose | - |
Annotations
Footnotes
- f1
-
See reference (1) for classification under the UN transport scheme,
- f2
-
Saturated solutions should be prepared at 20 oC
- f3
-
Mean value from interlaboratory comparative trials
- f4
-
Maximum pressure of 2070 kPa not reached