This standard specifies test methods for the overall leakage detection of reverse osmosis or nanofiltration devices,the leakage detection of membrane modules and the leakage points detection in membrane modules.
This standard is applicable to the leakage detection of reverse osmosis or nanofiltration devices with spiral wound membrane elements in municipal and industrial water treatment systems for desalination.Other types of devices installed with reverse osmosis and nanofiltration membrane elements may refer to this document.
定价: 456元 / 折扣价: 388 元 加购物车
This standard specifies the test methods of thickness uniformity, water flux, ion rejection, low molecular weight organic rejection, acid and alkali resistance of nanofiltration membranes.
This standard is applicable to the performance testing of flat nanofiltration membrane. For other forms of nanofiltration membranes,tests may be carried out by referencing this document.
定价: 312元 / 折扣价: 266 元 加购物车