-
Povidone Iodine powder manufacturer PVP-I ...
-
Photographic grade Hydroquinone manufactur...
-
Piperazine Manufacturers Piperazine Anhydr...
-
Pyrazole suppliers manufacturers in china ...
-
PROCAINE / PROCAINE BASE CAS 59-46-1 FREE ...
-
Procaine hydrochloride supplier in china C...
-
Phenacetin supplier in china free sample a...
Hebei Guanlang Biotechnology Co., Ltd. was founded in 2007, located in Shijiazhuang city which is the capital of Hebei Province and hub sector among Beijing Tianjin and Hebei and has advantage of convenient transportation . Our company is a modern high-tech chemical enterprise with Research & Development, production and sales.