R. Meyer J. Köhler A. Homburg Explosives

Barium Nitrate
Table 2. Specifications
Class
6
Class
5
Class
4
Class
3
Class
2
Class
1
net content by nitrogen analysis:
at least 99.7 % 99.0 % 99.5 % 99.5 % 98.5 % 99.5 %
Sr: not more than 0.6 % – 0.6 % – – 0.6 %
Ca: not more than 0.05 % – 0.05 % – – 0.05 %
Al2O3 + Fe2O3: not more than – 0.50 % – – – –
Na, as Na2O: not more than 0.15 0.15
Chloride, as BaCl2, not more than 0.0075 % 0.0075 % 0.0075 % 0.0075 % – 0.0075 %
grit: not more than 0.05 % 0.05 % 0.05 % 0.05 % – 0.05 %
Fe and other metals none none none none none none
moisture: not more than 0.20 % 0.10 % 0.20 % 0.20 % 0.05 % 0.10 %
pH: 5.0–8.0 5.0–8.0 5.0–8.0 – 5.0–8.0 5.0–9.0
insoluble matter: not more than 0.1 % 0.1 % 0.1 % 0.1 % 0.1 % 0.1 %
30