L-TYROSINE

 

 

FORMULA: C9H11O3N

 

M.W.: 181.19

 

CAS NO: 60-18-4

 

DESCRIPTION: WHITE CRYSTALS OR CRYSTALINE POWDER; TASTELESS.FREELYSOULUBLE IN FROMIC ACID,VERY SLIGHTLY SOLUBLE IN WATER, PRACTICALLY INSOLUBLE IN ETHANOL AND IN ETHER. DISSOLVES IN DILUTE HYDROCHLORIC ACID AND IN DILUTE NITRIC ACID.SOLUBILITY(H2O,g/100g):0.038(20º),0.075(40º),0.15(60º)

SPECIFICATION:

 

SPECIFICATION:

SPECIFIC ROTATION

-11.3 TO-12.1

TRANSMITTANCE

95%MIN

AMMONIUM

0.02%MAX

CHLORIDE

0.02%MAX

SULFATE

0.02%MAX

IRON

20PPM

HEAVY METALS

10PPM

ARENIC

1PPM

OTHER AMINO ACID

CHRONMATOGRAPHICALTY NO DETECTABLE

RESIDUE ON IGNITION

0.10%MAX

LOSS ON DRYING

0.20%MAX

ASSAY

98.5 TO 100.5%

PH

5.0 TO 6.5

 

STORAGE: PRESERVE IN TIGHT CONTAINERS AT CONTROLLED ROOM TEMPERATURE

 

PACKING: PACKED IN 25KGS FIBER DRUM (400mm×460mm)