下载欧美少妇三级片,亚洲免费网址,元龙第四季免费观看全集在线观看,成人欧美在线观看

Welcome to Hebei Huaheng Biological Technology Co., Ltd!
Products
Contact
Hebei Huaheng Biological Technology Co., Ltd
Address: No.777 Xinghua South Street,Jizhou City,Hebei Pro.,China Postal Code: 053200
Postal Code: 053200
TEL:0318-8628255
FAX:0318-8628286
E-mail:jizhouhuaheng@163.com
Web site:m.xdhedu.cn/en
Current position： Products > Amino Acid > L-Isoleucine
L-Isoleucine


Amino Acid


L-Isoleucine

Chemical Name：7-Isopropoxy-3-Phenyl Chromone
Structure Formula：
Molecular Formula：
C6H13NO2
Molecular Weight：
131.17
Cas No：
[73-32-5]
Characteristics：
White crystals or crystalline powder, tasteless .
Quality Standards：
USP24, FCCIV and etc.  


Item
Specifications
USP24
FCCIV
Appearance
White crystals or crystalline powder
Assay,%
98.5~101.5
98.5~101.5
Specific optical rotation
+38.9°~ +41.8°
+38.6°~ +41.5°
pH Value
5.5~7.0
5.5~7.0
Loss on drying, %
≤0.3
≤0.3
Residue on ignition, %
≤0.3
≤0.2
Sulfate (as SO4), %
≤0.03
- - -
Chloride (as Cl),%
≤0.05
- - -
Heavy Metals (as Pb), %
≤0.0015
≤0.002
Lead, %
   - - -  
≤0.001
Iron, %
≤0.003
- - -
Organic volatile impurities 
Meets the requirements
- - -


 
Package and Transport：
    The inner packed with two layer polyethylene plastic bags; the outer packed with the paper board barrel. Net weight 25kg.
         Handle with care. Protect the product from sunshine or rain. Do not transport with poisonous or harmful goods. This product belongs to the non-dangerous product category and can be transported as a general chemical product.
Storage：
    Cool, dry, dark in closed containers, recommended limit 2 years.



本文地址：m.xdhedu.cn/en/products_14.html
           
上一個產(chǎn)品：L-Histidine Hydrochloride
下一個產(chǎn)品：L-Leucine
Copyright：Hebei Huaheng Biological Technology Co., Ltd.
Address: No.777 Xinghua South Street,Jizhou City,Hebei Pro.,China Postal Code: 053200
TEL:0318-8628255
FAX:0318-8628286
E-mail:jizhouhuaheng@163.com
Web site:http://m.xdhedu.cn

WeChat public number
Link： 暫無友情鏈接 ! |