PEL-LOK L31 is a normal, as opposed to reverse, block copolymer surfactant with terminal primary hydroxyl groups. It is 100% active, has a molecular weight of approximately 1100 Daltons, and is relatively non-toxic. PEL-LOK L31 is a liquid at typical ambient temperatures. It has a relatively low HLB but is soluble in water at ambient temperatures.
Trade Name: PEL-LOK (EO/PO Block Polymers started with PPG)
CAS Numbers: 9003-11-6
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