Russian standards PDF
GOST 17552-72
Ion-exchange membranes. Method for determination of total and equilibrium exchange capacity
Document status: Active
€10
GOST 1762.7-71
Aluminium-silicon alloy ingots. Methods for determination of zinc
Document status: Active
€10
GOST 17639-72
Kinescopes for black-and-white television receivers. Test method for guaranteed operating time
Document status: Active
€10