The two kinds of cement foaming agents
Cement foaming agent refers two kinds: plant cement foaming agent and polymer foaming agent.…
Cement foaming agent refers two kinds: plant cement foaming agent and polymer foaming agent.…
Gasoline prices at gas stations in the second week of March rose 97.6 won from the previous week to 1,861.6 won per liter. Although the average price for a week did not exceed 1,900 won, the price in the second half of the week in Seoul exceeded 2,00…
Oil futures tumbled more than $5 a barrel on news that the Biden administration is considering releasing about 1 million barrels a day from the U.S. Strategic Petroleum Reserve (SPR) for several months to cool surging crude prices.Brent crude futures…
4A molecularsieve is sodium A type silica aluminate. 4A molecular Sieve is capable to adsorb molecules with critical diameters not exceeding 4A. About Molecular Sieves 4A 4A molecularsieve is sodium A type silica aluminate. The molecular Sieve c…