Hai cercato: Acetonitrile:Methanol:2-Propanol:Water

The economical envelopes sheath sensitive or numerous materials during transport between sites. Providing an extra layer of protection, the pouches guarantee that all the contents arrive at the destination unharmed. Additional tamper-proof security features alert recipients if envelope has been previously opened, potentially contaminating the substances or simply showing assessment has been completed. Envelopes are available in a various standard sizes to accommodate any packaging necessary.