E3014, E3236 and E3645 grades are quality germination test papers, designed to provide the best and most reliable germination results. Made of pure cellulose and free from bacteria and other toxic substances that could potentially inhibit growth, are ideal for seed germination. The paper is available in white, yellow and grey. These colours choices allow sufficient visibility to observe seed sprouts even in poor light. The pleated strips are specially manufactured for optimum, pure growth. Recommended for the reliable evaluation of seeds. All seed testing papers meet the ISTA and AOSA requirements.