"AP PHYSICS LAB 9 STATIC EQUILIBRIUM."

Suitable for filtration of aluminum phosphate, barium carbonate, lead chromate, and more.

By choosing an ELGA water purification system, you are making an investment in quality, reliability and value.

By choosing an ELGA water purification system, you are making an investment in quality, reliability and value.

These cellulose filter papers are intermediate in speed and retention between grades 1 and 4.

Qualitative Filter Paper is available in three standard grades.

Pack of 100 premium Qualitative Filter Papers with medium speed (85 gsm) and 10 µm pore size.