lamellae
ethanol
cylindrical
DL-serine
CAS-NO: [302-84-1]
Molecular formula: C3H7NO3
Molecular Weight: 105.09
Properties: Colorless monoclinic cylindrical or lamellae; soluble in water, insoluble in water, ethanol and ether.
Quality indicators (FCC-Ⅳ standard)
Assay: ≥ 99%
0 ° ± 0.5 ° than curl (0.1g/mlHCL):
Acidity (PH) (0.3g/30ml aqueous solution) :5.2-6 .2
Loss on drying%: ≤ 0.3
Residue on ignition: ≤ 0.1
Sulfate (of SO42-)%: ≤ 0.02
Ammonium (NH4 +)%: ≤ 0.02
Chloride (CL-)%: ≤ 0.02
Other amino acids: ≤ 0.5
Iron salts (Fe): ≤ 10ppm
Heavy metals (Pb): ≤ 10ppm
Salt, arsenic (As): ≤ 1ppm
Usage: pharmaceutical intermediates, raw materials, can be split into L-or D-serine
Product packaging: 25kg / drum packaging or in accordance with the requirements of the customers