Nickel difluoride tetrahydrate13940-83-5100 % similar Potassium fluoride (kf), dihydrate13455-21-550 % similar Aluminum trifluoride trihydrate15098-87-050 % similar Nickel dibromide trihydrate7789-49-350 % similar Nickel chloride hexahydrate7791-20-050 % similar Nickel perchlorate hexahydrate13520-61-140 % similar Nickel sulfate hexahydrate10101-97-033 % similar Nickel sulfate heptahydrate10101-98-133 % similar Nickel hypophosphite (Ni(H2PO2)2) hexahydrate13477-97-933 % similar Nickel nitrate hexahydrate13478-00-733 % similar Nickel sulfate hydrate15244-37-833 % similar Fluoride16984-48-833 % similar Water7732-18-533 % similar