Taraxasterol 1059-14-9 C30H50O 99%min white powder,99%min

Appearance White Powder Identity TLC HPLC Assay NLT 98.00% Melting point 238-242 ℃ Loss on drying NMT 1.00% Ash NMT 1.00% Arsenic(MDL0.05) NMT 2ppm Lead(MDL0.02) NMT 2ppm Cadmium(MDL0.02) NMT 1ppm Mercury(MDL0.005) NMT 0.1ppm Total plate count NMT 1000cfu/g Mould&Yeast NMT 100cfu/g E.Coli Negative Salmonella Negative

Appearance Clear, colorless, syrupy liquid with sweet taste Solid Content(%) 69-71 Water(%) 29-31 Sorbitol Assay(%) ≥71.4 Ph 5.0-7.5 Conductivity(µs/cm) ≤10 Relative density(d2020) 1.285-1.315 Reducing sugar(%) ≤0.21 Total sugar(%) ≤8.0 Residue on ignition(%) ≤0.10 Hevy metal(%) ≤0.0005 Lead(pb)(%) ≤0.0001 Arsenic(%) ≤0.0002 Chloride(%) ≤0.001 Sulphate(%) ≤0.005 Nickel(%) ≤0.0002 Total plate count(cfu/g) ≤100

Appearance Colorless to pale yellow clear liquid Odor Powerful, fresh, sweet, woody, floral Assay,GC 96.0% min Acid value 1.0%

Appearance White to off-white crystal or flake crystal Assay 98%min Identification Positive Melting point 147-150℃ Loss on drying 1.0% max Acidity 0.5ml max Residue on ignition 0.2% max Mould 100/g max Total bacteria 1000/g max

Appearance White Powder Or Free-Flowing Granules; Solubility Slightly in alcohol, easily in water Identification The Infrared Absorption Spectrum Of The Preparation Of The Test Specimen Exhibits Max Only At The Same Wvelength As That Of A Similar Preparation Of The Corresponding Usp Ref. Standard Conductivity Not more than 20μS • cm-1 Clarity

Appearance Colorless, transparent liquid Assay 99%min Relative density 1.017-1.020 Refractive index 1.5290-1.5350 As content 0.0001% max Heay metals(as Pb) 0.0001% max

Appearance White crystalline powder Assay(as C4H7Cl3O.1/2H2O) 98.5%min Melting point 76-78℃ Residue on ignition(as sulfate) 0.1% max Chloride 0.005% max Solution in ethanol Pass Acidity Pass

Estriol 50-27-1 雌三醇 C18H24O3 97.0~102.0% White Crystalline Powder

Estradiol 50-28-2 雌二醇 C18H24O2 98%min 白色或乳白色叶片状或针状结晶

EP5.0,white or almost white crystals,Assay 97%-103%

Appearance White crystalline powder, odorless Identification IR: Concordant with R.S HPLC: TR Concordant with R.S Specific rotation -49.0°~-55.0° Related substance 2.0% max Microbial limits Concordant with R.S Bacterial endotoxins Concordant with R.S Loss on drying 1.0% max Residue on ignition 0.2%max metals 20ppm max Assay(HPLC) 97.0-102.0