FILTER PAPER PROFESSIONAL GRADE 1 21.5CM
GRADE 1: Suitable for medium
retention & flow rate applications.
Grade 1 is the standard filter
paper and is mostly used filter
paper for routine applications in
the laboratory. This grade is widely
used for clarifying liquids and in
qualitative analytical separations
for precipitates such as lead
sulfate, calcium oxalate
& calcium carbonate.