... 亚甲基蓝检测Methylene blue absorbance 酸溶性Soluble in hydrochloric acid 醇溶性Soluble in ethanol ...
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Difficult to dissolve in water, soluble in dilute hydrochloric acid and nitric acid, in the air and stability.
难溶于水，易溶于稀盐酸和硝酸，在空气中稳定。
Nitric acid is sulfuric acid and hydrochloric acid small, easily soluble in water, in the water under the ionization completely colorless transparent, strong dilute solution show brown solution.
硝酸的酸性较硫酸和盐酸小，易溶于水，在水中完全电离，常温下其稀溶液无色透明，浓溶液显棕色。
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