Application specific filter papers, grade 512 ½, Whatman™供应商: Whatman products (Cytiva)
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Application specific filter papers, grade 512 ½, Whatman™
过滤器 滤纸 Qualitative Filter Paper
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.