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Merck

Specification Sheet

Product Name
L-Lysine p-nitroanilide dihydrobromide

Product Number
L7002

Product Brand
SIGMA

CAS Number
40492-96-4

Molecular Weight
428.12

Test

Specification

APPEARANCEOFF- WHITE POWDER
SOLUBILITYCLEAR TO SLIGHTLY HAZY FAINT YELLOW SOLUTION AT 50 MG/ML IN WATER
IR SPECTRUMCONSISTENT WITH STRUCTURE
WATER BY KARL FISCHERREPORT RESULT
CARBON32.8 - 34.5% *
NITROGEN12.7 - 13.4% *
SPECIFIC ROTATION+60 +/- 2 DEG (C=1 IN WATER AT 25 DEG)
PURITY BY THIN LAYER CHROMATOGRAPHY> OR = 98%
RECOMMENDED RETEST4 YEARS