Comext Hair Growth Raw Biotin Powder Pure 98% Vitamin B7 Biotin

Min.Order: 1
Product origin: Changsha, Hunan, China
Infringement complaint: complaintComplaint
US$ 5.5 ~ 9.9

Description
ItemSpecificationResults
DescriptionPractically white,crystalline powder.
Very slightly soluble in water and in insoluble in other common organic 
conform
Identification
A.Infrared absorptionTo match with the reference IR spectrumconform
B.Specific optical rotationmeet the requirementsconform
C.HPLCThe retention time of the major peak of the sample solution corresponds to that of the standard solution, as obtained in the assayconform
Assay97.5%~102.0%99.0%
Related compounds
1.Individual impurityNMT1.0%0.06%
2.Total impuritiesNMT2.0%0.06%
Residual Solvents(Toluene)≤890ppm<20ppm
Optical Rotation+89° - +93°+90.6°
Scroll to Top