| Date of Permit | 29-8-14 |
| Nitroglycerine | 52 |
| Collodion cotton | 3 |
| Potassium nitrate | 14·5 |
| Borax | 22·5 |
| Potassium chloride | 8 |
Limit charge | 18 oz. |
| Power (swing of ballistic pendulum) | 2·53” |
RIVALIT is a German blasting explosive containing ammonium nitrate, vegetable meal, nitro-compounds, and may also contain up to 3 per cent. of [blasting gelatine].
Rivalit P, which has been introduced recently, contains up to 10 per cent. of potassium perchlorate, and is practically the same as [Astralit V].
Chlorat-Rivalit is an explosive of the [Cheddite] type, introduced in Germany during the War—
| Potassium chlorate | 88·5 |
| Paraffin | 11·5 |
ROBURITE is a coal-mine explosive of the [Grisounite] class. In Germany many different mixtures have been made, but in general they are within the following limits—
| Ammonium nitrate | 70 to 80 |
| Potassium nitrate | 5 ” 10 |
| Trinitro-toluene | 12 ” 15 |
| Flour | 6 |
| Sodium chloride | 5 to 6 |
| Potassium permanganate | 0·1 ” 0·5 |
but some are outside them.
The explosive has also been made in England by the Roburite Explosives Co., Ltd., now incorporated in Roburite and Ammonal, Ltd., who had the following on the old Permitted List—
| No. 3 | |
| Ammonium nitrate | 88 |
| Dinitro-benzene | 11 |
| Chlor-naphthalene | 1 |