... detergency, hydraulic stability and defoaming property, except for the differed acid neutralizing abilities for various products. Characteristics Item Typical value Density ... (20oC), (ASTM D1298), kg/m3 960 Sulfonic acid content, (Q/JTH011, Affix A), m% 85 TAN, (ASTM D974), mgKOH ... /g 105 Free acid, (Q/JTH011, Affix A), m% 0.5 The enterprise standard ...