-L Group Amino Acids
-DL Group Amino Acids
-D Group Amino Acids
-APIs
-Acetyl Amino Acids
-Alkamines
-Amino Acids Amides
-Other Amino Acids and derivatives
-peptide series products
-Protected Amino Acids
-Amino Acid Esters
Position: Home -> Products -> L Group Amino Acids
L-Lysine 50% Solution CAS:56-87-1<< BACK
ItemLimit
Description and solubilityColorless or pale yellow liquid clear. Free from foreign matter, Slight characteristic odor. Miscible in water, in methanol and in ethanol
Specific optical rotation (D20oC/Sodium D line8% w/v, 5N HCL)+25.2 to +26.0¡ãon anhydrous basis
Color of SolutionThe absorbance of the test solution at 430nm,using 1cm cells and water as reference must be not more than 0.150
Ph (5% v/v)9.9 ¨C 10.3
Specific gravity1.120 to 1.135g/ml
Chromatographic purity(TLC)Any individual impurity: not more than 0.4% Total impurities: Not more than 1.0%
Assay(Non-aqueous acidimetric titration)49.0% to 51.0% of C6H14N2O2

Copyright @ (2000-2008) Donboo Amino Acid Co.,Ltd. All rights reserved.
ADD: RM408 Hui Long Xin Chen Business Center, #106 Mid Zhong Xiu RD, Nantong, Jiangsu, China
TEL:0086-513-85517829 85515040 13063595538 FAX:0086-513-85515040 E-mail:donboo@donboo.com MSN:donboo@hotmail.com