WHATMAN Qualitative Filter Papers - Standard Grades
Catalog Number Description
Grade 1
1001-6508 Grade 1 circles, 10 mm, 500/ pk
1001-0155 Grade 1 circles, 15 mm, 500/ pk
1001-018 Grade 1 circles, 18 mm, 400/ pk
1001-020 Grade 1 circles, 20 mm, 400/ pk
1001-325 Grade 1 circles, 25 mm, 100/ pk
1001-025 Grade 1 circles, 25 mm, 400/ pk
1001-32