Whatman Grade 3644 seed test paper, blue, sheets 140 x 200 mm, 1000/pk-CYTIVA 10342580

The constant water absorption of the papers ensures the continuous provision of the required amount of water. Owing to their extremely high purity our seed testing papers provide reliable and reproducible results. The papers are made from pure cellulose without any additives and do not contain any substances that could influence the growth of the seeds.