Soluble in water, acid, alkali and hard water, with good dispersion.
易溶于水，耐酸、碱及硬水，具有较好的分散性。
It USES distilled water and alcohol to refine water soluble acid and alkali of sample and then test the extractive with PH indicator.
用蒸馏水或乙醇水溶液抽提试样中的水溶性酸或碱，然后用酸度计或指示剂对抽提物进行测定。
Soluble in strong acid or alkali and decomposition, insoluble in water and organic solvents.
溶于强酸或强碱并分解，不溶于水和有机溶剂。
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