factory supply high quality L-valine CAS NO 72-18-4

MF                                                           C5H11NO2

Appearance                                              White crystal or crystalline

Assay%>                                                         90

CAS NO                                                    72-18-4

Specific   Rotation[α] D                                         +26.6°- +28.8°

Residue on   Ignition%<                                                 0.3

Ph                                                                 5.5-7.0

Sulface (SO4)% <                                                     0.03

Chloride (cl-)%<                                                      0.05

Loss on Drying   %<                                                     0.2

Iron(Fe)mg/kg%<                                                    30

Heavy metals   mg/kg<                                                   15

Arsenic mg/kg<                                                        1.0

Lead mg/kg <                                                          0.5

Bulk density g/ml                                                    0.40 – 0.50

Total plate   count(cfu/g) <                                               2000

Yeast and   molds(cfu/g) <                                               100

Salmonella,Escherichia   coli,Staphylococcus aureus                       negative