Others
Cytidine
Description
Formula: C9H13N3O5
Mol. weight: 243.22
CAS No.: [65-46-3]
EINECS No.: 200-610-9
Description: White crystalline powder
Clarity& color of solution: Colorless and clear
Identification: Conforms to the ref. IR spectrum
Purity(HPLC): 99.0%min.(area percent)
Assay(UV absorption): 8.0%~102.0%(on dry basis)
Ratios(abs.max.280nm, A250/A260=0.41~0.49
ε=13,000±%,PH1): A280/A260=2.05~2.15
Transparency: 98.0%min.(430nm, C=1,w/v, in H2O)
Melting point: 210℃~217℃
Loss on drying: 0.5%max.(at 105℃/5h.)
Residue on ignition: 0.1%max.
Heavy metals(as Pb ): 10ppm max.
Arsenic(AS2O3): 1ppm max.
If you are interested in the specification, please kindly fell free to contact to chenling9812#hotmail
Read More
Over -International
Over Industrial
Address: A/FL, Fuda Building, 489 Ganjiang Rd(w),Suzhou,China,
suzhou, Jiangsu
China, 215004
Tel: 0086-512-87679311
Fax: 0086-512-87679310