GOST 157-1978 PDF

Scope: This standard applies to benzaldehyde, which is a colorless or slightly yellowish liquid with a mountainous odor.

GOST 157-1978 Referenced Document

GOST 10671.7-1974 Reagents. Methods for the determination of chlorides
GOST 12.1.007-1976 Occupational safety standards system. Noxious substances. Classification and general safety requirements
GOST 1770-1974 Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications
GOST 18300-1987 Technical rectified ethyl alcohol. Specifications*， 1987-04-19 Update
GOST 18995.1-1973 Liquid chemical products. Methods for determination of density
GOST 18995.2-1973 Liquid chemical products. Method for determination of refractive index
GOST 18995.6-1973 Organic chemical products. Methods for determination of boiling point*， 2024-04-19 Update
GOST 3273-1975 Technical metallic sodium. Specifications
GOST 3885-1973 Reagents and superpure substances. Regulations of acceptance, sampling, packing, marking, transportation and storage
GOST 4328-1977 Reagents. Sodium hydroxide. Specifications
GOST 4461-1977 Reagents. Nitric acid. Specifications
GOST 4919.1-1977 Reagents and matters of special purity. Methods for preparation of indicators solutions
GOST 5456-1979 Reagents. Hydroxilamine hydrochloride. Specifications*， 1979-04-19 Update
GOST 6709-1972 Distilled water. Specifications
GOST 9147-1980 Laboratory porcelain ware and apparatus. Specifications*， 2024-04-19 Update