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Chemically resistant concretes. Specifications
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Lead-acid starter batteries. Part 2. Batteries for passenger and light cargo vehicles. Marking and dimensions
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Welding consumables. Wire electrodes and weld deposits for gas shielded metal arc welding of non alloy and fine grain steels. Classification
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Petroleum and natural gas industries. Subsea production systems. Forged or rolled pipe flanges alloy and stainless steel forged fittings and valves and parts for operation at high temperatures. Standard specification
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Microbiological products. Bacterial oil destructor. Specifications
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