::  Sodium Fluoroborate Sodium Fluoroborate     1. Molecular Formula:NaBF4 2. Molecular Weight:109.811 3. Property:white or colorless crystal;transparent and right angle prism if anhydrous and without sharp end;not corrosive to glass if absolutely dry;freely soluble in water and slightly in alcohol;melting point:384°C 4. Usage:resin finishing catalyst in textile and printing and dyeing industries;coating,fluorating agent and chemical reagent;flux of non-ferrous metal 5. Specificatios Assay: ≥98% Impurity level:   Impurity name Index SO4 ≤0.01% Fe ≤0.05% SiO2 ≤0.3% Pb ≤0.004% Cl ≤0.05% PO4 ≤0.01% 6. Packing:25kg plastic woven bag