Inquiry (采购产品): Glass balls for hydrology Hello Sir or Madam, I wanted to know if your company is manufacturing glass balls of sizes 0.3, 0.5, 0.85, 1.4, 2.0, 3.18, 4.75, 6.3 mm. This is for hydrological research purposes. If I need about 1.5 kg of each size, how much would it cost? Thank you for your help and any information you can provide, Borst Wolfgang **** Hidden Message ***** Wolfgang Borst Department of geological Sciences Providence, RI 02912 USA Company: Brown University Title: Mr E-mail: w.borst@hotmail.fr **** Hidden Message ***** w.borst@hotmail.fr