1.Purity : see the COA 2.Validity : 5 days. 3.Packing :25KG/bag or as request. 4 Markings : exporting market 5.Payment : 50%T/T in advance+50% T/T against documents copy 6.Lead time : 7 days around after confirm. 7.Shipment : prompt 8.USD$1570/MT FOB Shanghai for 16000kgs min Items Specifications Results Appearance Brown viscous liquid Brown viscous liquid Alkyl benzene sulfonic acid 96.0%min 96.3% Free Oil 2.0%max 1.55% Sulfuric acid 1.5% max 0.95% Color(Klett) 50 max 19