... for quality check 3,delivery on time 4,best price and high quality Molecular Sieve:Specifications1.10 years experiences 2. ... 4.strong absorbability 5,supplier of CNPCApplication:Longfa Molecular Sieve is widely used in the petroleum industry,chemical industry ... natural gas factory and air separation industry.Classification:Molecular Sieve includes 3A,4A,5A,10X,13X,Cu-13X. TypesBulk densityStatic water ...