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pH-measuring. Tablets for preparing the working buffer solutions
Document status: Active
Bitumens and bituminous binders. Determination of plasticity
Document status: Active
Well sucker rod pump drives. General technical requirements
Document status: Active
Quartz sand, ground sandstone, quartzite and veiny quartz for glass industry. Method for the determination of heavy minerals
Document status: Replaced by GOST 22552.6-2019