Product Name: 1,2-Distearoyl-sn-Glycero-3-Phosphocholine

Alias: DSPC; DISTEAROYL LECITHIN; L-a-Lecithin distearoyl; 1,2-Distearoyl-sn-3-phosphacholine; L-A-PHOSPHATIDYLCHOLINE, DISTEAROYL; 1,2-Distearoyl-sn-glycerophosphocholine; 1,2-DISTEAROYL-SN-GLYCERO-3-PHOSPHOCHOLINE

CAS No.: 816-94-4

EINECS No.: 212-440-2

Chemical Formula: C44H88NO8P

Molecular Weight: 790.15

Specifications of our 1,2-Distearoyl-sn-Glycero-3-Phosphocholine(DSPC): 

Test Items		Specifications
[Character]	Appearance	White powder or lump
[Identification]	HPLC	The main peak retention time of this product should be consistent with the control solution
[Tests]	Water	Not more than 2.0%
	Heavy Metals	Not more than 10 ppm
	Purity of stearic acid	Not less than 98.0%
	Residual Solvents	MTBE: ≤0.5%
		Acetone: ≤0.5%
		Dichloromethane: ≤0.06%
		Trichloromethane: ≤0.006%
	Related Substances	Lysophosphatidylcholine: ≤0.5%
		Other Unknowns: ≤0.5%
		Free Fatty Acid: ≤0.3%
	Bacterial Endotoxins	Not more than 60EU/g
	Microbial Contamination	TAMC: ≤1000 CFU/g
		TYMC: ≤100 CFU/g
		E. coli should not be detected per 1g
[Assay]	Phosphorus	3.8% ~ 4.0%
	1,2-Distearoyl-sn-Glycero-3-Phosphocholine	Not less than 98.0%(on the anhydrous basis)

Application:
Used as one of the LNP Delivery System Excipients for mRNA medicines or drugs.

Packaging: 1g/bag, 5g/bag, 10g/bag, 50g/bag, 100g/bag, 500g/bag or 1kg/bag.

Recommended Storage Conditions:
Kept at -20 ± 5℃ under an inert atmosphere.
To reduce the moisture absorption, it should be slowly warmed to ambient temperature before opened.

Shelf Life:
24 months if stored under above conditions.