Russian standards
Phosphorus and inorganic phosphorus compounds. Method of monophosphate determination
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Fastening parts for piping. Single-seat cramps. Design. Dimensions
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Fastening parts for piping. Double-seat cramps. Design. Dimensions
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Fastening parts for piping. Tree-seat cramps. Design. Dimensions
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Fastening parts for piping. Four-seat cramps. Design. Dimensions
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