规格: | 98% |
分子量: | 244.3 |
包装 | 价格(元) |
50mg | 电议 |
100mg | 电议 |
250mg | 电议 |
Background:
DL-Cystine-d4is intended for use as an internal standard for the quantification of cystine by GC- or LC-MS. DL-Cystine is a racemic mixture of D- and L-cystine. D-Cystine is an inactive enantiomer of L-cystine , an oxidized form of cysteine .1
1.Baker, D.H., and Harter, J.M.D-cystine utilization by the chickPoult. Sci.57(2)562-563(1978)