GOST 13938.5-78

Determination of certain substances in electrotechnical products. Part 3-1. Screening. Lead, mercury, cadmium, total chromium and total bromine using X-ray fluorescence spectrometry

Organic dye-stuffs. Lacquer ruby CK. Specifications

Regulable ejectors for heated core boxes. Design and dimensions

Electromagnetic compatibility of technical equipment. Radio disturbance from electrical lighting and similar equipment. Limits and test methods

Laboratory instruments and apparatus made from glass. Water distillation apparatus. Evaporators. Rectification. Apparatus. General technical requirements

Noise of machines. Industrial fans. Determination of sound power levels under laboratory conditions. Part 3. Enveloping surface method