GOST 6691-1977
Reagents. Urea. Specifications
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GOST 6691-1977
Standard No.
GOST 6691-1977
Release Date
1977
Published By
RU-GOST R
Latest
GOST 6691-1977
Replace
GOST 6691-1967
Scope
This standard applies to the reagent - urea, which is colorless crystals or white crystalline
GOST 6691-1977 Referenced Document
GOST 10555-1975
Reagents and high-purity matters. Colorimetric methods for determination of iron
GOST 10671.5-1974
Reagents. Methods for the determination of sulfates
GOST 10671.7-1974
Reagents. Methods for the determination of chlorides
GOST 14192-1996
Marking of cargoes
*
,
1996-04-18 Update
GOST 1625-1989
Formalin for industrial use. Specifications
*
,
1989-04-18 Update
GOST 17319-1976
Reagents. Methods for the determination of heavy metals
GOST 1770-1974
Laboratory volumetric glassware. Cylinders, beakers, measuring flasks, test tubes. General specifications
GOST 18300-1987
Technical rectified ethyl alcohol. Specifications
*
,
1987-04-18 Update
GOST 18995.4-1973
Organic chemical products. Methods for determination of melting point interval
*
,
2024-04-18 Update
GOST 19433-1988
Dangerous goods. Classification and marking
*
,
1988-04-18 Update
GOST 19908-1990
Transparent quartz glass crucibles, basins, cups, flasks, funnels, test-tubes and caps. General specifications
*
,
1990-04-18 Update
GOST 24104-1988
General purpose laboratory balances and comparison balances. Performance. Specifications
*
,
1988-04-18 Update
GOST 25336-1982
Laboratory glassware and equipment. Basic parameters and dimensions
*
,
1982-04-18 Update
GOST 25794.1-1983
Reagents. Methods of preparation of standard volumetric solutions for acid-base titration
*
,
1983-04-18 Update
GOST 27025-1986
Reagents. General test requirements
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,
1986-04-18 Update
GOST 27184-1986
Reagents. Determination of residue on ignition
*
,
1986-04-18 Update
GOST 3118-1977
Reagents. Hydrochloric acid. Specifications
GOST 4165-1978
Reageuts. Copper II sulphate pentahydrate. Specifications
*
,
1978-04-18 Update
GOST 4204-1977
Reagents. Sulphuric acid. Specifications
GOST 4232-1974
Reagents. Potassium iodide. Specifications
GOST 4328-1977
Reagents. Sodium hydroxide. Specifications
GOST 4517-1987
Reagents. Methods for preparation of accessory reagents and solutions used for analysis
*
,
1987-04-18 Update
GOST 4919.1-1977
Reagents and matters of special purity. Methods for preparation of indicators solutions
GOST 5845-1979
Reagents. Potassium-sodium tartrate 4-aqueous. Specifications
*
,
1979-04-18 Update
GOST 6563-1975
Technical articles made of noble metals and their alloys. Specifications
GOST 6709-1972
Distilled water. Specifications
GOST 6691-1977 history
1977
GOST 6691-1977
Reagents. Urea. Specifications
0000
GOST 6691-1967
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