high borosilicate glass rodhigh borosilicate glass rod 1>the main composition SIO2:75-85% B2O2:11-15% Al2O3:2.2-2.6% Na2O(+K2O):4.1-4.5% 2>size:the DIA is 14-50mm,and the
glass rodHigh borosilicate glass tube, ba
High borosilicate glass, High borosilicate glass is our core product,which has met with a favorable reception for hith quality and reasonable prices.moreover ,we supply the
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