Diacetin

[name of product] two glyceryl acetate

Chinese alias: two vinegar; two glycerol acetate; two glycerol acetate; double acetate

English Name: Diacetin

Chemical name: Glycerin two acetic acid ester

[CAS number] 25395-31-7

[molecular formula] C7H12O5

[molecular weight] 176.17 (based on the five digits available in IUPAC1995)

[Characteristics] colorless transparent water absorption similar oily liquid, with a slight fat odor, slightly bitter. Mainly composed of 1, 2- and 1, 3- two glyceryl acetate, containing a small amount of monoglyceride and three glyceryl acetate. The average boiling point is 259 DEG C and the refractive index is 1.44. Miscible with water, benzene, and ethanol.

[purpose] this product is an excellent, efficient, safe and non-toxic organic solvent. Widely used in the pharmaceutical industry; emulsifier in food processing; cement additives; casting resin curing agent; also used as a good solvent for various organic resins, especially nitrocellulose, and organic synthetic materials.

[packing] 200L drum, barrel net weight 200Kg.

[technical indicators]

number

Test item

Technical index

One

Appearance

Clear, transparent, oily liquid

Two

Color (Pt-Co)

Less than 20#

Three

Total ester content,%

More than 99

Four

Moisture (WT)%

Less than or equal to 0.15

Five

Acidity (in HAc)%

Less than or equal to 0.05

Six

Relative density (25/25 DEG C)

1.164 to 1.184

Seven

Arsenic content (As)

Less than 3ppm

Eight

Heavy metals (as measured by Pb)

Less than 10ppm