DMDM Hydantoin

■ Chemical Description
--Hydantoin, Glycolyl urea
■ CAS No. 461-72-3
■ Molecular and Structural Formula C₃H₂N₂O₂

■ Characteristics
--White crystal powder;
■ Specification

No	Tests	Specification
1	Appearance(Slightly coloured powder) Hunter index	＞80
2	Colour in solution °H	≤100
3	Assay %	≥98.5
4	Loss on drying %	≤0.5
5	Melting point oC	≥215
6	Chloride PPM	≤50
7	Heavy Metals PPM	≤5
8	Iron PPM	≤10
9	Tot. Extr. Organic Sulphur PPM	≤0.1

■ Application
--Used as an intermediate for sweetener aspartame in pharmacy, amino acid, photosensitive material and material of organic synthesis
■ Packaging and Storage
--Packed in 25, 50 kg fiber or plastic drum, inner lined with PE bags;
--Stored in dry place at room temperature;

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