Verified Company
Orchid Chemical Supplies Ltd.
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Orchid Chemical
1.specializes in exporting Amino Acid to 40 countries for 10 years.
2.produce under ISO/GMP
3.can offer more than 100 kinds:L-Methionine 400mt/year,L-Serine 500mt/year etc.
DL-Serine CAS#302-84-1
Molecular formula: C3H7NO3
Melting point: 105.09
Standard: USP EP AJI FCC
Purity: 98%99%
1.APPLICATION
DL-Serine is widely used in fields of medicine, food processing, industry,etc.
2.PACKING
25kg per Drum or Bag
3.specification
one standard
| Item | Limit |
| Appearance | White or almost white crystalline powder or colourless crystals |
| Specific Rotation [a]D20o | +0.5 to –0.5 degree |
| Chloride (Cl) | NMT 500 ppm |
| Sulfate (SO4) | NMT 300 ppm |
| Iron (Fe) | NMT 30 ppm |
| Heavy Metals (Pb) | NMT 15 ppm |
| Loss on Drying | NMT 0.2 % |
| Residue in Ignition | NMT 0.1 % |
| Total viable aerobic count | NMT 1000 CFU/g |
| Moulds and Yeasts | NMT 100 CFU/g |
| Escherichia coli | in 1 g not detectable |
| Assay | 98.5 to 101.5 % |
We can offer you more
1.Competitive price(different standards)
2.Quality Guaranteed(QMS: ISO,GMP)
3.Fast Delivery
4.Better service(consultation,suggestion)