GOST 7935-74

Textiles. Quantitative chemical analysis. Part 7. Mixtures of polyamide and certain other fibres (method using formic acid)

External powered upper-limb orthoses. General technical requirements. Classification

Lighting. Terms and definitions

Electronics automated design systems. Information support. Technical characteristics of electronic components. Transformers and chokes. Declarative knowledge specifications according to technical characteristics

Consumer services. Eyelash extensions. General requirements

Electromagnetic compatibility of technical equipment. Railway systems and equipment. Part 5. Electromagnetic emission and immunity of fixed power supply installations and apparatus. Requirements and test methods