Gonadorelin Acetate CAS NO 34973-08-5

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Gonadorelin Acetate CAS NO 34973-08-5 purity :98% min 1 Assay(ByAnhydrous,AceticAcid-free) 95.0～102.0% 98.5% 2 Appearance White to Off-white powder Complies 3 Solubility Soluble in water and in a 1% glacial acetic acid Complies 4 Identity (by HPLC) The retention is same with the reference substance Complies 5 Identity (by TLC) The principal spot corresponds in position and size to the reference substance Complies 6 Appearance of Solution 10mg/ml solution is clear and not more intensely colored than reference solution Complies 7 Specific Optical Rotation -54.0～-66.0°(c=1,1%HAc) -62.8° 8 Absorbance (by UV) 0.55~0.61 (c=0.1mg/ml H2O, λmax=278nm 0.57 9 Amino Acid Composition Ser:0.7～1.05 Glu:0.95～1.05 Pro:0.95～1.05 Gly:1.90～2.10 Leu:0.90～1.10 Tyr:0.7~1.05 His:0.95~1.05 Arg:0.95~1.05 Trp: Presnt 0.93 0.98 1.02 2.01 0.95 1.01 0.99 1.00 Present 10 Related Substance (By HPLC) Total Impurities (%)≤5.0% Largest Single Impurity (%)≤ 2.0% 1.5% 0.6% 11 Acetate Content (By HPLC) 4.0~7.5% 4.7% 12 Water Content (Karl Fischer) ≤7.0% 2.7% 13 Bacterial Endotoxins ≤70IU/mg Complies

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yichang onicon chemical co ltd

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