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GOST 25702.4-83
Raremetallic concentrates. Method for the determination of iron (general)
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GOST R 53679-2009
Petroleum and natural gas industries. Materials for use in H2S-containing environments in oil and gas production. Part 1. General principles for selection of cracking-resistant materials
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GOST R 55590-2013
Shooting-explosive works in wells. Terms and definitions
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