7195-004 Whatman Cellulose Nitrate Membrane CirclesCellulose Nitrate membrane Circles plain 5.0µm 47 mm 100/PK

7195-004 Whatman Cellulose Nitrate Membrane CirclesCellulose Nitrate membrane Circles plain 5.0µm 47 mm 100/PK

7195-009 Whatman Cellulose Nitrate Membrane CirclesCellulose Nitrate membrane Circles plain 5.0µm 90 mm 25/PK

7402-001 - Whatman Nylon Membranes CirclesNylon membrane circles 0.2um 13 mm 100/PK 

7402-002 - Whatman Nylon Membranes CirclesNylon membrane circles 0.2um 25 mm 100/PK

7402-004 - Whatman Nylon Membranes CirclesNylon membrane circles 0.2um 47 mm 100/PK

7402-009 - Whatman Nylon Membranes CirclesNylon membrane circles 0.2um 90 mm 50/PKA/p>

7404-001 - Whatman  Nylon Membranes CirclesNylon membrane circles 0.45um 13 mm 100/PK

7404-004 - Whatman Nylon Membranes Circles Nylon membrane circles 0.45um 47 mm 100/PK 7404-002 - WAhatman Nylon Membranes CirclesNylon membrane circles 0.45um 25 mm 100/PK

7404-004 - Whatman Nylon Membranes CirclesNylon membrane circles 0.45um 47 mm 100/PK

7404-004 - Whatman Nylon Membranes CirclesNylon membrane circles 0.45um 47 mm 100/PK

7408-004 - Whatman Nylon Membrane CirclesNylon membrane circles 0.8um 47 mm 100/PK