... weight: 12000-20000 PEG200,300,400,4000,6000,8000,20000 Polyethylene glycol(PEG) 20000Average molecular weight: 12000-20000PEG200,300,400,4000,6000,8000 ... : White solid powder Freezing point: 50-54 Clarity and color of solution: Non-concentraded, not deeper than 2 standard solution Viscosity ... : 6.0-9.0 pH value: 5-7 Ignition Residue: ≤ 0.2 Storage: This product is ...