Optical lenses
Optical lenses
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BFA
Segment
Optical lenses
Areas of use
Intended for the production of polycarbonates, polysulfones, epoxy resins, varnishes, adhesives and other products.
Pt/Co colority (Hazen), under
20
Mass fraction of basic substance (%), NLT
99.9
Mass fraction of impurities (%), NMT (including water)
0.08 water; 0.00005 iron; 0.1 impurities
Crystallization temperature (°C), NLT
156.7
Mass fraction of the residue after calcination (%), NMT
0.0005