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[Alias]:	Oxydiacetic anhydride, 1,4-dioxine-2,6-dione
[Product name]:	Diglycolic anhydride
[Structural formula]:
[Molecular formula]:	C4H4O4
[Molecular weight]:	116.0722
[CAS NO]:	4480-83-5
[Packing]:	25kg/Cardboard drum

Physicochemical data
Appearance	light brown or off-white crystalline powder
Melting range °C	90-95 °C

Quality standard
Purity %HPLC	≥98
Moisture%	≤0.5