Item:molecular sieve in cotton bag type: 0.5g,1g,2g,3g,10g use :electronics, food, pharmaceutical, clothing, shoes We are an ISO 9001 quality certified desiccant manufacturer based in Qingdao ,which is one of the largest sea port in China. We manufacture a complete line of desiccant packets containing silica gel, indicating silica gel, clay (montmorillonite), molecule sieve, calcium oxide, ...