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Beijing Kaixingda Industry Technology Development Co., Ltd.

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borosilicate glass tube
borosilicate glass tube
Specification: specifications
Detail: high borosilicate glass tube: size:3-315 Main composition: 1) SiO2: 80¡À0.5% 2) B2O3: 13¡À0.2% 3) Al2O3: 2.4¡À0.2% 4) Na2O(+K2O): 4.3¡À0.2% Chemical properties: 1) Coefficient of mean linear thermal expansion (20¡ã...
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