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Small scale production / No-pressure distillation / High temperature reaction (over 200 C degree) / Radical polymerization / Drying, (No-pressure/Vacuum) / Hydrogenation / Synthesis of chemical reagent and pharmaceutical intermediate / Nuclear magnetic resonance spectrometry(NMR) / Liquid chromatography analysis（LC） / Vacuum distillation / Anionic polymerization / Purification, Preparative Isolation / Gas chromatography analysis / Karl Fischer moisture analysis / Specific gravity / Reduction, Catalytic / High-pressure reaction / Cationic　polymerization / High-pressure hydrolysis / Inductively coupled plasma-plasma mass spectrometrv(ICP-MS) / Bulk specific gravity / Acetalization / Reaction, Low boiling point-solvent / Hydrogeneration / Living polymerization / Atomic absrptiometric analysis/Flameless atomic absorption spectromety(AAA/FL-AAS) / Ultraviolet-Visible spectrophotometer(UV-VIS) / Drying capacity / Polycondensation / Oxidization, Halogenide / Reduction, High-pressure / Infrared spectroscopy(IR) / Viscosity / Reduction, High/Middle-pressure / Emulsion polymerization / Suspension polymerization / Extraction / Solution polymerization / Crystallization / Flexibility / Gel permation chromatography(GPC) / Absorption/Ion exchange / Fusing point / Etherfication / Recrystallization / Esterification / Potentiometric titration / Filtration / Metal contents reduction / Diels-Alder / Michael addition / Cyclization / Ring-Opening reaction / Dehydration / Acid amide / Dehydrogenation /