≥1850 Tinting strength 105℃揮發份(實驗時)不大于 % ≤0.5 Material evapored at 105℃(when tested) 水懸浮液PH值
6.5-9.0 PH value of water suspension 吸油量 g/100g ≤17 Oil absorption 篩余物(0.045mm篩孔) % ≤0.02 Residue left on 0.045mm(325mesh)screen 水萃取液電阻值 Ω.cm ≥10000 Resistance of water extraction 水溶物的質量分數 % ≤0.5 Solubility in water