D-丝氨酸312-84-5
D-丝氨酸312-84-5
Items
Standard
Analysis data
Appearance
white crystals or crystalline powder
Conforms
Specific Rotation
-14.5o- -15.5o
-14.80o
Assay
99.0%-101.0%
99.80%
Transmittance
≥95 %
99.2 %
Loss on drying
≤0.20%
0.10%
Residue on Ignition
≤0.10%
0.09%
Arsenic(AS2O3)
≤1ppm
＜1
ppm
Heavy Metals(Pb)
≤10ppm
＜10ppm
PH
5.2-6.2
5.82
Chloride ( Cl)
≤0.02%
＜0.02%
Sulfate (SO4)
≤0.02%
＜0.02%
Iron( Fe)
≤10ppm
＜10ppm
Ammonium(NH4)
≤0.02%
＜0.02%
*您的姓名：
*联系手机：
固话电话：
E-mail:
所在单位：
需求数量：
*咨询内容:
898995850
