中文 中文  English English
首页 > 产品中心>分销产品>中间体&原料药 >原料药 >维A酸
 我们的产品  
返回 维A酸
    • http://cn.comwin-china.com/uploadfiles/107.151.154.110/webid133/source/201512/144979772135.jpg
产品详情

维A酸

TRETINOIN

Chemical Name

Tretinoin

CAS Number302-79-4
Molecular FormulaC20H28O2

Molecular Weight

300.44

Molecular Structure

H6}XJNO(E55NH`%2U$Y{YAQ.png


Packing

25kg/drum

Capacity

Production upon order

Storage

Store in a tightly sealed container away from heat and direct light, and in a cool dry place.

Application

Tretinoin is most commonly used as a form of acne treatment.


SPECIFICATION

Items

Specification

Description

 Yellow crystalline powder

Identification

The IR absorption spectrum should correspond with reference spectrum

Should exhibits maximum absorption at 352nm

Loss on drying

Not more than 0.5%

Sulphated ash

Not more than 0.1%

Heavy Metals

Not more than 0.002%

Related substances:
     Isotretinoin
     Unspecified Impurities
     Total impurities

0.5% MAX
0.2% MAX
1.0% MAX

Organic Volatile Impurity

Ethyl acetate Not more than 5000 ppm

Ethanol Not more than 5000 ppm

Assay

98.0~102.0 % (calculated on the dried basis)

Standard

EP 8.0

立即咨询
内容 *
姓名 *
电话 *
邮箱
验证码 *
其他产品
新品推荐

联系我们

  • 电话: +86 519 86619955                      邮箱:info@comwin-china.com                  传真:+86 519 86613190
  • 地址:常州市延陵西路99号嘉业国贸广场24层

  • 在线采购

  • 扫一扫
    在线购

  • 扫一扫
    手机浏览

  • 扫一扫
    得名片