Cinematography — Recording head gaps for two sound records on 16 mm magnetic film — Positions and wi...
This International Standard specifies the lateral positions and width dimensions of the recording heads for two magnetic Sound records and a control track on 16 mm Single perforated magnetic recording film. lt also specifies the reproducing velocity of the film travel.
Ferrovanadium — Determination of vanadium content — Potentiometric method
The method applies to alloys having a vanadium content less than or equal to 85 % (m/m). Specifies principle, reagents, apparatus, sample, procedure, expression of results, repeatability and test report.
