Our company is interested in Ammonium carbon salts of B grade (state standard 9325-79) with following specifications Appearance: white, pink or grey colored crystals. Ammonia mass weight (NH3), %, not less 20,7 Residue mass concentration after ignition, %, not more 0,02 Packing: polypropylene bags If you are able to provide this product, please quote DAF price (DAF Zabaikalsk/ Manchuria). Total purchase amount = 1 008,80 mt Terms of payment: L/C or TT Export & Import Manager SIBSULFUR CO. LTD. <color=black>Mobile: +7 983 143 57 19 E-mail: <url=http://bbs.todaytex.com/mailto:alibaba@sibsulfur.ru>alibaba@sibsulfur.ru</url> Skype: stadnik.anna </color>