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Pyruvic aldehyde dimethyl acetal

Cas No.: [6342-56-9]
Byname:The Intermediate of ß-carotene
Structure:

Introduction:
An important intermediate for the preparation of carotene.The output of it is 10MT/M.
Specification:

Index
Standard
Appearance ambient or light yellow liquid, with scent of caramel
Assay (GC) ≥98%
Water (KF)
 not more than 0.5%
Related substance

(1) each single unknown impurity:

 not more than 0.5%

(2)Impurity RRt1,48:

 not more than0.1%

(3)Impurity RRt1,77:

 not more than0.1%

(4)Total Impurities:

 not more than2.0%


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