Company: Worldchem Co. is an experienced company specialized in GBL ( Gamma-butyrolactone), NMP (N-Methyl-Pyrrolidone), 2-Pyrrolidone and PVP series. GBL Usage: GBL is a kind of excellent cleaning reagent. You can use it to remove paint-, ink- and oil-stains very easily. GBL dissolves in water and it is biodegradable and not flammable. So it is very safe and easy to use with the right precautions,. Product details: GBL Purity : 99,99% CAS.No. : 96-48-0 HS.Code : 29322900 Sales Conditions: We can supply different ammount of GBL with small bottle ( 500ml, 1liter, 200kg etc). We can also supply 300mt each month for large quantity order. If you wish to receive any additional information or concerns regarding GBL, please feel free to contact us by email any time.