DL-缬氨酸516-06-3
Item
Standard
Analysis data
Appearance
White
powder
Conforms
Chloride
(Cl)
Not
more than0.04%
0.016%
Heavy
metal(Pb)
Not
more than 10ppm
8ppm
Arsenic(As2O3)
Not
more than 2ppm
<1ppm
Sulfate(SO4)
Not
more than 0.02%
0.005%
Iron(Fe)
Not
more than 10ppm
8ppm
Loss
on drying
Not
more than 0.20%
0.15%
Residue on ignition (sulfated)
Not
more than 0.20%
0.08%
Assay
98.0
to101.0%
98.9%
Conclusion
The
product meets the standard.
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