Payment Type: | L/C,T/T,Paypal |
---|---|
Incoterm: | FOB,CIF |
Min. Order: | 100 Gram |
Delivery Time: | 7 Days |
Basic Info
Model No.: CAS 50-27-1
Additional Info
Packaging: 100g 1kg 25kg
Productivity: 100 kg/month
Brand: cy
Transportation: Ocean,Land,Air
Place of Origin: China
Supply Ability: 50 KG
Certificate: ISO 9001, GMP
Port: QINGDAO,SHANGHAI
Product Description
Product name
Estriol
Structure
CAS No.
50-27-1
Molecular Formula
C18H24O3
Molecular weight
288.38
EINECS NO.
200-022-2
Grade Standard
Medicine Grade
COA
Avaliable
Item
Specifications
Appearance
White Powder.
Purity
99%min
Melting point
280-282℃
Specific rotation
D25 +58° ±5° (0.04 g in 1 ml dioxane)
Boiling point
370.61℃
Density
1.27
Refractive index
58 ° (C=0.4, Dioxane)
Flash point
9℃
Acidity coefficient (pKa)
pKa 10.38±0.02(H2O t=23±2 Iunspeci?ed) (Uncertain)
Solubility
Practically insoluble in water, sparingly soluble in ethanol (96 per cent).
Storage condition
-20°C Freezer
Shelf life
2 years
product description
Physical Characters and specifications
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