四川同晟氨基酸有限公司
主营产品: |
四川同晟氨基酸有限公司
主营产品: |
参考价 | 面议 |
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Appearance | White crystals or crystalline powder |
Specific rotation[α]20/D (C=2,H2O) | -14.0°to-17.0° |
Transmittance | Not less than 95.0% |
Heavy metal(Pb) | Not more than 20ppm |
Iron (Fe) | Not more than 10ppm |
Arsenic(As2O3) | Not more than 2ppm |
Chloride (Cl) | Not more than 0.020% |
Sulfate (SO4) | Not more than 0.10% |
Other amino acids | Chromatographically not detectable |
Loss on drying | Not more than 0.50% |
Residue on ignition | Not more than 0.30% |
Assay | 98.0to102.0% |
pH | 1.7to2.8 |
乙酰-L-亮氨酸 1188-21-2
乙酰-甘氨酸 543-24-8
DL-焦谷氨酸 149-87-1
D-焦谷氨酸 4042-36-8
D-组氨酸 351-50-8
Boc-Tyr(bzl)
L-丙氨酸异丙酯盐酸盐
(R)-3-甲基吡咯烷盐酸盐