1, English name:DL-Serine or 2-Amino-3-Hydroxypropionic acid

2, CAS-NO: [302-84-1]

3, Molecular formula :C3H7NO3

4, Molecular weight : 105.09

5, Structural formula:

6, Appearance: white or white-like crystalline powder

7, Quality standard (FCC-IV):

Assay %	≥99%
Acidity(PH)(0.3g/30ml solution )	5.2-6.2
Sulfate(SO42-)%	≤0.02
ammonium salt (NH4+)%	≤0.02
Other amino acids %	≤0.5
Loss on dry %	≤0.3
Transmissibility of solution T(lg/20ml solution,430nm)%	≤95.0
Chloride(CL-)%	≤0.02
Residue on ignition %	≤0.1
Ferric salt (Fe)	≤10ppm
Heavy metals (Pb)	≤10ppm
As (As)	≤1ppm

8, Uses:the material of amino acid and medicine

9, Packing:25KG/DRUMS（Or according to the customer's request）

 

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