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What about the 3 Gorges Dam? From old times to the present, concrete has played an important duty in the human building and construction of houses and significant projects. This synthetic blend made from natural materials such as limestone and clay i…

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High Purity Nano Hafnium Hf powder CAS 7440-58-6, 99%

Hafnium Powder is a metal made from hafnium. The most common method to prepare hafnium from sponge hafnium involves hydrogenation and deshydrogenation. Purity>99%Particle Size : 5-10 Micron Hafnium Nanopowder: Hafnium Hafnium on the periodic table :…

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Gold price price weakening on the price impact of 4 sch 40 pipe

Gold price price weakening on the price impact of 4 sch 40 pipe On Oct. 19, COMEX gold was trading weaker, up 1.3% at $1,634.20 an ounce. Domestic SHFE gold overnight session continued to ret…

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