100 * 100mm HDPE Opaque Back Catalog number: 8644H-100 Manufacturer: Sampling Systems Availability: In the manufacturer's stock Price on request - + Recommended 8700B-07 200mm Sieve. 500micron Price on request 8644AL-100 100 * 100mm Aluminium coupon. 240grit (buff #4) Price on request 8700B-11 200mm Sieve. 180micron Price on request