-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 -> D Group Amino Acids
D-Pyroglutamic Acid CAS:4042-36-8<< BACK
ItemLimit
AppearanceWhite crystals with lumps
Specific Rotation ()D20o+11.0 to +13.0 o (C=2 in H2O)
State of Solution (Transmittance)98.0% Min.
Melting Point (Celsius Degree)160 to 163 oC
Chloride (Cl)<0.02%
Iron(Fe)<10ppm
Heavy Metals (Pb)<10ppm
Arsenic(AS2O2)<1ppm
Loss on Drying0.20% Max
Residue on Ignition0.10% Max
Assay98.0% to 101.0%
ConclusionConform

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