Detail:
Molecular Formula: C4H6O2
Structural Formula:
Molecular Weight: 86.09
Density(D420)g/ml:
1.125~1.135
Melting Point: -44οC
Flash Point: 99.2℃
Ignition temperature: 455οC
Boiling Point: 206οC
Refractive Index:(nd20): 1.434-1.440
Appearance: Colorless clear oily liquid with acetone-like odor
Specification:
γ-butyrolactone specification (Operative Standard: Q/1400MCX001-2009):
Appearance | Colorless transparent liquid | Eye-measurement |
Purity % | ≥99.50 | Gas chromatography |
Moisture % | ≤0.050 | Karl Fischer method |
Tone APHA | ≤15 | Colorimetry |
Density (D420) g/ml | 1.125—1.135 | Proportion |
Refractive rate (nD20) | 1.434—1.440 | Spectrophotometry |
Uses:
(1) GBL can be used to produce a-pyrrolidone, 1-Methyl-2-pyrrolidinone , polyvinyl pyrrolidone, and α-Acetyl-γ-butyrolactone, etc.
(2)GBL can be used as anaesthetic and tranquilizer, used to produce ciprofloxacin and interferon, as the intermediate of vitamin and rolicyprine;
(3) GBL is the intermediate of plant growth stimulator and insecticide.
(4)GBL is a good antioxidant, plasticizer, extractant and adsorbent, dispersant, fixative and curing agent; moreover, it can also be used in battery, capacitor and development of color film.
Storage and Transportation:
Stored in cool and airy place; away from fire and heat; handle with care; no breakage, avoid leakage.
Packing: 200KG/galvanized iron drum、plastic drum、Or as customers’ requirement.