(2S,3S)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid_CERTIFICATE OF ANALYSIS_DOCUMENTS & REFERENCE_Labseeker-Find chemicals, pharmaceuticals for your lab.

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Certification of Analysis

Product Name	(2S,3S)-2,3-Bis[(4-methylbenzoyl)oxy]butanedioic acid
CAS No	32634-68-7
Catalog No	SC-03474
Quantity	5kg
Batch No	20130505
Product Date	2013.05.05
Date of analysis	2013.05.05

Items of analysis	Specification	Results
Appearance	White to almost white crystalline power	Almost white crystalline power
Water	≤1.0%	0.22%
Specific rotation	+136.0～+145.00	+140.120
Assay	≥99.0%	99.88%
Remark	Declaration: For laboratory use by technically qualified individual only Sealed, Cool, Dark and dry place
Conclusion	It accords with the Enterprise Standard

Analyst: Jack Fu Check: Anne Zhang Date: 2013-05-05