GOST 22275-1990 PDF

Scope: This standard applies to apatite concentrate obtained by flotation enrichment of Khibiny apatite-nepheline ores and

GOST 22275-1990 Referenced Document

GOST 12.1.005-1988 Occupational safety standards system. General sanitary requirements for working zone air
GOST 12.4.028-1976 Occupational safety standards system. Respirators ShB-1 "Lepestok". Specifications
GOST 1770-1974 Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications
GOST 3117-1978 Reagents. Ammonium acetate. Specifications
GOST 3118-1977 Reagents. Hydrochloric acid. Specifications
GOST 3760-1979 Reagents. Ammonia water. Specifications
GOST 3765-1978 Reagents. Ammonium molibdate. Specifications
GOST 3956-1976 Silica gel for industrial use. Specifications
GOST 4174-1977 Reagents. Zinc sulphate 7-aqueous. Specifications
GOST 4199-1976 Reagents. 10-aqueous sodium tetraborate. Specifications
GOST 4204-1977 Reagents. Sulphuric acid. Specifications
GOST 4217-1977 Reagents. Potassium nitrate. Specifications
GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
GOST 4461-1977 Reagents. Nitric acid. Specifications
GOST 4478-1978 Reagents. Sulphosalicylic acid, 2-aqueous. Specifications
GOST 4517 Reagents. Methods for preparation of accessory reagents and solutions used for analysis*， 2024-04-19 Update
GOST 61-1975 Reagents. Acetic acid. Specifications