High quality Leuprolide acetate with best price CAS NO.74381-53-6

Name: High quality Leuprolide acetate with best price
SKU: 74381-53-6
Availability: InStock

Our advantages for Leuprolide acetate :

1. High quality standard higher than USP/EP

2. Produced in GMP workshop according to GMP regulations

3. Very competitive price

Our company SINOWAY advantages :

1) ISO 9001:2015 & SGS audited supplier

2) Established in 1987, exported 35 years in pharmaceutical /cosmetic raw materials and health care products.

3) We are members of SINOSURE ,we can do better payment terms of T.T 30 days .

4) We have warehouse in USA for quickly shipment .

5) We can do DDP ,CIP ,CIF ,FOB different terms .

TEST ITEMS		SPECIFICATION	RESULT
1	Appearance	White powder	Conforms
2	Solubility	Soluble in water or 1% acetic acid at a concentration of ≥1mg/ml to give a clear, colorless solution	Conforms
3	Identity	A. IR Same with the reference spectrum of Leuprolide B. HPLC Same with the reference solution C. Amino Acid Analysis Ser: Present Glu: 0.85～1.1 Pro: 0.85～1.1 Leu: 1.80～2.2 Tyr: 0.85～1.1 His: 0.85～1.1 Arg: 0.85～1.1 Trp: Present	Conforms Conforms 0.95 0.99 1.05 2.02 1.02 0.98 1.01 present
4	Specific Optical Rotation	-38.0～-42.0° [a]20D(c=1，1% HAc)	-40.1°
5	RelatedSubstance (By HPLC)	Total Impurities(%)≤2.5% acetyl-leuprolide≤1.0% D-His-leuprolide≤0.5% L-Leu6-leuprolide≤0.5% D-Ser-leuprolide≤0.5% Any other Impurity≤0.5%	0.17% Conforms Conforms Conforms Conforms 0.17%
6	Acetate Content(By HPLC)	4.7~9.0%	7.5%
7	Water Content(Karl Fischer)	≤5.0%	1.5%
8	Sulphate ash	≤0.3%	Conforms
9	Bacterial Endotoxins	≤16.7 IU/mg	Conforms
10	Residual Organic Solvents	Acetonitrile ≤0.041%(By GC) DMF ≤0.088%(By GC) MEOH ≤0.3%(By GC) TFA ≤0.1%(By HPLC)	Conforms Conforms Conforms Conforms
11	Assay(By Anhydrous, Acetic Acid-free )	97.0～103.0%	99.5%