Product Features product specification meet the GB-15892-2009 drinking water standar, we use spray dryin technology to produce products with powder fine, uniform particles, soluble in water,good flocculation effect and stable purification, less dosage and low cost. Product Usage It is widely used in purification on drinking water, urban water supply and industrial waste water etc. Storage Stored in dry place, avoid moisture and heat, product again toxic substance avoid damage to packing. Self life: one year Helen Fan Add: No.00541 Weitan Street, LinGang Economic Development Zone, Weifang, Shandong, China. Email: helen@menjiechem.com Mobile: +86-185-6363-0265 WhatsApp / Weichat: +86-18563630265 Skype: helen.helen1877 Web: http://www.menjiechem.com/