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Home » Products » Estriol » Estriol

Estriol

Estriol
Estriol
Product Code : 50-27-1
Brand Name : EP 8.0
Product Description

Test items

In-house Standard

Analytical method

Description

White or almost white crystalline  powder

Visual  

Solubility

Practically insoluble in water, sparingly soluble in ethanol (96% per cent)

Visual  

Identification

IR:  Meets the requirements

TLC:  Meets the requirements

IR

TLC

Specific Rotation

+60°~+64°

EP8.0

Loss on drying

0.5%

EP8.0

Particle Size

30μm

Particle Size Analyzer

Related substances

Impurity A (RRT≈1.1)

Impurity B (RRT≈0.4)

Impurity C (RRT≈0.47)

Impurity D (RRT≈0.5)

Impurity E (RRT≈0.7)

Impurity F (RRT≈0.75)

Impurity G (RRT≈1.2)

Unspecified impurity

Sum of impurity other than A

 

≤ 0.5%

≤ 0.5%

≤ 0.5%

≤ 0.5%

≤ 0.5%

≤ 0.5%

≤ 0.5%

≤ 0.1%

≤ 1.0%

HPLC


SHANGHAI LIANLU INDUSTRIAL CO., LTD.

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