GOST 21391-84

Syrups. General specifications

Rock products used in construction, solid broken stone and sand made from industrial wastes and porous aggregates for concrete.

Juices and juice products. Identification. Determination of aromatic substances and volatile flavour components by gas chromatographic-mass spectrometric method

Optics and photonics. Lasers and laser-related equipment. Methods for determination of laser-induced damage threshold. Part 3. Assurance of laser power (energy) handling capabilities

Meat and meat products. Identification of non-meat ingredients of vegetable origin using gas chromatography with mass spectrometry detection

Ergonomic principles of assurance of adequacy of mental workload. Part 1. General concepts, terms and definitions