功能

• This cylindrical filter paper is made of only fine silica fibers and can withstand high temperatures up to 1000°C.
• It does not use alumina binder and has the advantage of low reactivity with acidic gases such as SOx and NOx and sulfuric acid mist.
• It is mainly used for dust concentration measurement in exhaust gas.
• * Dust sampler in gas. Cannot be used to filter liquids.
• * The filter may be damaged if it gets wet during gas filtration. In such a case, we recommend you to use No. 89 or No. 89 S which has water repellent.