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High purity 99.99% Barium Carbonate granules BaCO3 For optical vacuum coating
SIZE:1-3mm,3-5mm granules
USE:optical coating and optical glass manufacturing


Advantage:
1.All products are manufactured by advanced devices and follow international standards like ISO9000 , ISO14000 and RoHS which can ensure the purity , finished products will only be shipped after being passed OQC department's strict inspection
2.Free sample is available and customized products are welcome
3.Fast delivery and good after –sale service











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