Custom Premix Selecting "Custom Premix" option means that all of the beads you have chosen will be premixed in manufacturing before the kit is sent to you.
Ethylenediamine-N,N,N',N'-tetra-2-propanol for synthesis. CAS 102-60-3, EC Number 203-041-4, chemical formula CH₃CH(OH)CH₂₂NCH₂CH₂NCH₂CH(OH)CH₃₂.更多 >>
Ethylenediamine-N,N,N',N'-tetra-2-propanol for synthesis. CAS 102-60-3, EC Number 203-041-4, chemical formula CH₃CH(OH)CH₂₂NCH₂CH₂NCH₂CH(OH)CH₃₂. 更少<<