GOST 4 Carbon tetrachloride for industrial use. Specifications
GOST 4165-1978 Reageuts. Copper II sulphate pentahydrate. Specifications
GOST OIML R 111-1-2009 State system for ensuring the uniformity of measurements. Weights of classes E1, E2, F1, F2, M1, M1-2, M2, M2-3 and M3. Part 1. Metrological and technical requirements
GOST R 53228-2008 Non-automatic weighing instruments. Part 1. Metrological and technical requirements. Tests
GOST 32555-2013 history
2013GOST 32555-2013 Urea for industrial use. Photometric method for determination of biuret content
1988GOST 27749.1-1988 Carbamid. Method of biuret content determination
GOST 32555-2013 Urea for industrial use. Photometric method for determination of biuret content has been changed from GOST 27749.1-1988 Carbamid. Method of biuret content determination.