Filter Paper No.5A 12.7mm (Blain Test Paper) , Box 250

Quantitative /Hardened Filter Papers

- 100% cotton linter cellulose 

- Ash Content : 0.01% (Except No.4A 0.025%)

- Acid Washed: Double Acid Washed in Hydrochloric then Hydrofluoric acid (No.3,5A, 5B,5C,6) then rinsed with ultrapure water to neutralize. No.4A is further treated with nitric acid before washing.

Applications

- Gravimetric Analysis

- Environmental Monitoring