quartz instrument,high purity, abrasion resistance,high temperature, low thermal expasion coffecient,etc. 1.high purity,Strong heat resistance.and high transmission and accurate dimension,etc. 2.Capacity:50/100/150/200/250/500/1000/3000ml3.color:clear4.Packaging: Inner: Polyvinyl bag;Outer: Carton5.Sample time:2-3days6.We are willing to establish long term business relationship with worlwider ...