ammonia water

1.ATM is a white crystalline power,easily effloresce in air,Slightly soluble in water,Soluble in ammonia water and alkalies.

四钼白色结晶粉末，在空气中易风化，微溶于水，溶于碱和氨水。

2.Be like a trace still not take out, can twist a cotton cloth after the dip in Wenshui dry, inunction of on drop a few ammonia water, use glazing candle polish finally.

如痕迹仍未去掉，可将块棉布在温水中浸后拧干，滴上几滴氨水涂擦，最后使用上光蜡抛光。