Calcium Chloride Desiccant, Humidity Indicator Card, Silica Gel Desiccant manufacturer / supplier in China, offering 50cc, 100cc, 300cc Food Grade Water-Proof Oil-Proof Oxygen Absorber with Roll Type, 2.5g Round Shape 18X9.5mm Zero Dust Tablet Molecular Sieve Desiccant, 10X5mm Tablet Molecular Sieve Extreme Moisture-Proof Desiccant for Pharma/Industrial Used and so on.