Description

Chemical name: 1, 4 - butyrolactone, gamma butyrolactone, gamma hydroxybutyrate lactone
CAS NO. : ******0
Product physical properties:
Molecular formula:C4H6O2
Molecular weight:*6.*9
Molecular formula:
Density (D**0) g/ml:1.**5 ~ 1.**5
Melting point:- *4 
Boiling point:**6 
Flash:Light temperature:*9.2 **5 
Refractive index: nD*0 1.**4 ~ 1.**0
Properties:
Colorless, transparent, smells like acetone oily liquid, with water, acetone, carbon tetrachloride and ethanol mixed solution and the thermal decomposition in lye, fragrant smell.  Product specifications:
Gamma butyrolactone specifications (perform enterprise standards: Q / ***0 McX*******9) : project
Optimal leveDetection metho appearance
Colorless transparent liquid
Visual observation  The purity %  *9.*0 or higher
Gas chromatography   Moisture %  0.**0 or less
Carl fe method \'  Colour APHA  *5 or less
Colorimetric method  Density (D**0) g/ml  1.****1.**5
The proportion of law   The refractive index (nD*0)  1.****1.**0
Spectrophotometric method  Product use:
(1), mainly used in the manufacture of a - pyrrolidone, N - methyl pyrrolidone, polyvinylpyrrolidone, acetyl gamma butyrolactone and other products;
(2), in the pharmaceutical industry is vitamin intermediates, ring and so on;
(3), in the aspect of agroforestry also has a wide range of USES, is the production of plant growth agent, pesticides and other intermediate.
(4), can be used as an antioxidant, plasticizer, extraction solvent, absorbing agent, dispersing agent, fixing agent, curing agent;
(5), can be used as a battery, the production of capacitor, been couplers, etc.
Storage methods:
Stored in a cool and ventilated inside storeroom, away from fire and heat source. When handling, light light discharge, keep the packing intact, prevent leakage loss.