GOST 28753.1-90

Optics and photonics. Diffraction gratings. Types, main dimensions and parameters

Diamond rollers for dressing of abrasive wheels. Specifications

Catering equipment modular sectioned equipment. Main dimension

Carbide tipped counterbores for machining corrosion-proof and heat-treated steels and alloys. Technical requirements

Classification of chemicals hazardous due to their physical and chemical properties. Test method for spray aerosols to determine the distance at which ignition occurs

Best available techniques. Methodical recommendations about structure of assessment of technological processes, equipment, technical means and methods for the compliance with requirements of the best available techniques