Introduction

Taking customer's satisfaction as the goal in past ten years, Shijiazhuang Longze Chemical Co., Ltd. has experienced diversified and rapid development. At present, our business scope includes custom synthesis of chemicals and pharmaceutical excipients, contract processing, and trade of chemicals, plastic products and waterproof materials; we are a specialized company in the research, development and production of pharmaceutical excipients and specialty chemicals.
Longze attaches great significance to honest business and construction of brand. Committing to such idea of "providing core values for the upstream and downstream suppliers and customers in this industry", we keep introducing talents and seeking for a way of getting sustainable development. We strive to create society more values and provide customers with the most quality and efficient services.
Looking to the future, Longze will take China as base to expand business into global market, and strive to establish long-term cooperative relations with professional companies all around the world. With harmonious and enterprising spirit and professional & focusing attitude, we keep making innovations and seeking to be a outstanding company, and working hard to make Longze a competitive, united, honest and sustainable enterprise.
FINE CHEMICALS:
Isopropyl alcohol
Propylene glycol tech grade and pharma grade (MPG)
Maleic Anhydride
Diisopropyl ether (DIPE)
Dimethyl carbonate (DMC)
Diethyl carhonate (DEC)
Aniline
Methylene chloride
Propylene carbonate
Propylene Oxide
NEF( CAS No.:627-45-22)
DMPA (CAS No.:758-96-3)
DEEA(CAS No.:685-91-6)

CELLULOSES:
CMC (CAS No.:9004-32-4)
HEMC (CAS No.:9032-42-2)
HPMC (CAS No.9004-65-3)

Lastest Products

HEMC

CMC

HPMC

N,N-Dimethylpropionamide

Maleic anhydride

Isopropyl alcohol

Diisopropyl ether

Dimethyl Carbonate