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Melted welding fluxes. Methods of silicon oxide determination
Document status: Replaced by GOST 22974.2-96
Rolled non-alloy and alloy steel plates for boilers and pressure vessels. Specifications
Document status: Active
Unified system for design documentation. Images - appearance, sections, profiles
Document status: Active
State system for ensuring the uniformity of measurements. Permeation tubes for Sulfur Dioxide, Hydrogen Sulfide, Nitrogen Dioxide, Chlorine, Hydrogen Chloride, Ammonia. Verification method
Document status: Active
Natural gas. Presentation of gas chromatographic analysis data. XML file format
Document status: Active