无码精品人妻一区二区三区,激情综合五月天开心久久,在线 日韩 一区 二区,久久精品不卡一区二区三区

Quality Standard：GB28653-2012

Properties：
The product is a white powdery crystal. It can deliquesce easily and dissolve easily in water. It can dissolve in alcohol slightly. It can be resolved when it is affected by the heat or it is in hot water. It can corrode glass. It’s poisonous.
Application：
The product can be used for glass frosting or extracting rare elements and used as a preservative or a mordant.
Storage：
Moisture-proof and sealed preservation is needed.
Transport：
It should be treated as inorganic poisonous goods.
Packing：
The product is packed in a 25kg polythene plastic bag. Also pack it on consumer requests.