石英管, Quartz tubing

ICP-MS水质检测标准溶液用于6020 CLP-M, ICP-MS Water Spike Standard solution for 6020 CLP-M

离子强度校正溶液, Ionic strength adjuster solution for ammonia electrode

聚苯乙烯测试膜, Polystyrene Test Film

聚苯乙烯小瓶, Polystyrene vial with polyethylene slip-on cap; 2" long x 1/2

Selenium 78

黏度标准, Viscosity standard

氮化硼棒;长 (mm), Boron Nitride Bar;Length (mm)

铂盖, Platinum Lid for non-wetting crucible

铂定三角形, Platinum fixed triangle