Huanghua Bohai Chemical Co., Ltd. warmly welcomes new and old friends to visit us!
Products

ColorlindexName:Rhodamine 6GDN Basic Red 1 
Appearance:Granule Powder
PH:3.2
OPTICAI DENSITY(%): 100±5
SHADE:APPRONIMATE TO THE STANDARD 
INSOLUBLES:≤0.5%
PURITY:≥95%

 
 
 
 
 
免费色色_东北老熟女亂伦国产Va_午夜一级视频_亚洲看片