Excellent grade: Purity (GC,wt%) :99.5min Water content (K.F., wt%):0.1max Chroma (Hazen,APHA):20max Density (@20℃,gml) :1.107~1.115 Refractive index (@20℃):1.482~1.486 First grade: Purity (GC,wt%):99.0min Water content (K.F., wt%):0.2max Chroma (Hazen,APHA):30max Density (@20℃,gml) : 1.107~ 1.115 Refractive index (@20℃):1.482~ 1.486 Application α-pyrrolidone is an important chemical raw material and high-polarity organic solvent. It is widely used in the pharmaceutical, textile, cosmetic, solvent, electronic cleaning and other industries. 1. As an organic synthetic raw material and intermediate, it is mainly used polyvinylpyrrolidone, piracetam, γ-aminobutyric acid, nylon -4, polyamide fibers etc. 2. As a solvent, it is mainly used in synthetic resins, pesticides, plasticizers, coloring agent, floor polishes, polyhydric alcohols, printing inks, coatings, iodine, electronics cleaning etc. Packaging It is packaged with galvanized buckets (net weight: 200KG), paint coated buckets (net weight: 200KG), HDPE buckets (net weight: 200KG), IBC buckets (net weight: 1, 000KG), ISOTANK (NW: 20MT) and stainless land tankers (30MT).