FOAMING AGENT: Technical index: Appearance: white or light yellow transparent liquid Active content(%) 32 The petroleum ether soluble content(%): 1.5 Inorganic salt content (%) NaCI +Na2S04 : 2.0 PH Value(1% solution): 7.5-9.5 Color (Hazen): 50 Packing: 125/200/1000kg Plastic drum REFERENCE USING QUANTITY: Per square meter gypsum board : about 2-3g Per cubic meter of water: adding 3-6%