PNST 429-2020

Frozen mucous membranes of cattle rennet bags and pig stomachs. Specifications

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

Leather. Determination of water resistance of flexible leather. Part 2. Method of repeated angular compression (Maeser)

Robots and robotic devices. Service robots. Grippers. Types, nomenclature of basic parameters, connecting dimensions

Grain. Methods for determination of general and fractional content of extraneous matter and damaged grains; content of small grains and grain size; content of grains attacked by pests; content of metallic particles

Building acoustics. Estimation of acoustic performance of buildings from the performance of elements. Part 4. Transmission of indoor sound to the outside