... in factory6.MOQ: 200 pieces7:Shipping port: TianjinPhysical and Chemical Properties: Main CompositionSiO2B2O3Al2O3Na2O+K2O80±0.5%13±0.2 ... have slight differences in height &thickness.Colors:blue,amber,green,teal,pink,purple,yellow,clear,opaque white,transparent blackmopaque ... . Company Introduction:Huailai Tianyuan Special Type Glass Co.,Ltd.whish is a professional high-technological company in the ...