偷拍东北熟女乱xxxxx,大荫蒂女人毛多高潮,苍井空做爰高潮A片久久直播,99久久婷婷国产综合精品电影,欧美成人午夜精品久久久

 
 
 

 

Certified by ISO9001: 2008 and ISO14001:2004 edition quality assurance system

Fully Quality Control Center

Analysis instruments and testing measures:

 

HPLC Shimadzu LC-10AVP (2 sets)

 

GC Shimadzu GC1010 (1 set) GC502 (1 set), GC9800, GC9900

 

Automatic Potentiometric Titrator Metrohm 785 (2 sets)

 

UV-Visible Spectrophotometer (2 sets)

 

Karl-Fischer Moisture Meter Metrohm 701 (1 set)

 

Fast Moisture Teller (4 sets)

 

PH Meter Metrohm 744 (2 set), China (4 sets)

 

Digital Melting Point Meter (2 sets)

 

Microscopic Hot-stage (2 sets)

 

Polarimeter

 

Turbidimeter


Copyright(C)2006, F&F Chemical Co.,Ltd. All Rights Reserved. Supported by   
Home | About us | Products | Quality | Research | Order | Contact | Chinese