sodium fluoride

Description

If any interested, please feel free to sending yr request via sending me e-mail by ***** Sodium fluoride (Medical grade) CAS No.: ********4 UN No.:***0 HS Code:*********0 Molecular weightï&frac*4;š *2 [Properties]:Sodium fluoride is anhydrous white crystal or powder. Molecular formula is NaF. Specific gravity is 2.6. It is slightly soluble in water, insoluble in ethanol. [Quality standard]:qualified with the standard [GB******4] excellent grade. Index item Standard content (%) Test result (%) appearance White powder White powder Sodium fluoride(NaF) ≥*9 *9.5 Silicon dioxide (SiO2) ≤0.5 0.*5 Sulfate (SiO4) ≤0.2 0.*3 Acidity (HF) ≤0.1 **- Sodium carbonate (Na2CO3) ≤0.1 0.*2 Water insoluble matter ≤0.5 0.*3 Water(H2O) ≤0.5 0.1 Pb ≤0.**5 0.**2 Fe ≤0.**5 0.**3 As ≤0.***5 0.***4 Mesh size *0—**0mesh ******0mesh [Application]: It is used for water treatment agent, medical industry and porcelain enamel. [Packing]: Polyethylene weaving inner lined with plastic bag. Net weight is *5kg (exported packing). [storage and transportation ]: Inorganic toxic substance, and should be stored in dry and adequately ventilated warehouse, and may not be co-stored or co-transported with sulfuric acid and edible food.