5A molecularsieve is calcium A-type silicon aluminate. A molecular sieve 5A can absorb molecules with critical diameters not exceeding 5A. All molecular molecules which can be adsorbed using 3A and 4A molecularsieve can be adsorbed via 5A type. Abo…
NSP-2 molecularsieve is a sodium aluminate crystal with a developed 3-D pore structure, strong polarity and strong polarity. Because it has a strong affinity for water molecules, this makes it ideal for deep natural gases dehydration or CO2 events.…
According to official French data, there were 69,190 new confirmed cases in a single day in France on the 9th, an increase of 19.9% compared with the same period last week; 93,050 new confirmed cases in a single day in France on the 8th, an increase…
Water reducer is a special chemical product added to the concrete mixture before pouring, belonging to a kind of concrete admixture.…