The Nickel(II) carbonate basic tetrahydrate is an organic compound with the formula C₂H₁₄Ni₅O₁₆. With the CAS registry number 12244-51-8, it is also named as Nickel(II) carbonate hydroxide tetrahydrate. Besides, it is a light green powder, which is used as catalyst materials, plating solution composition and raw materials of prepar other nickel salt.

When you are using this chemical, please be cautious about it as the following:
It is harmful by inhalation, in contact with skin and if swallowed. It may cause sensitisation by inhalation and skin contact and may cause cancer. In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. Besides, this chemical is irritating to eyes, respiratory system and skin. When you are using it, wear suitable gloves and eye/face protection. In case of accident or if you feel unwell seek medical advice immediately (show the label where possible).