Application specific filter papers, grade 512 ½, Whatman™
Low phosphate cellulose papers approximately 1,5 ppm phosphate, for the filtration of calcium lactate extracts from soil samples for the determination of K and P according to Egnér, Riehm and Lederle.
- Catalog No:
- 512-0590
- 512-0583
- 515-5012
- Grade:
- 512 ½
- 512 ½
- 512 ½
- Weight:
- 84 g/m²
- 84 g/m²
- 84 g/m²
- Thickness:
- 160 µm
- 160 µm
- 160 µm
- Filtration speed:
- 375 s (Herzberg)
- 375 s (Herzberg)
- 375 s (Herzberg)