• Sulfuric acid 0.02N in accordance with GOST 4517-87
• Sulfuric acid 0.1N in accordance with GOST 25794.1-83
• Sulfuric acid 5N in accordance with GOST 4517-87
• Hydrochloric acid 10% in accordance with GOST 4517-87
• Hydrochloric acid 15 g / 100 ml in accordance with GOST 4517-87