Hur Chemical & Contract Packaging, Inc. 
One of the largest and most modern sanitation chemical manufacturing companies. The most state-of-the-art technology, research and development, and contract packaging.
http://www.hurchem.com/Hichem
Production of chemicals and chemical glass.
http://www.cmail.cz/hichem/en/index_en.htm
Hobo, Inc.
Chemical formulators and manufacturers.
http://www.hoboinc.com/
H3R, Inc.
Buys, sells, and recycles Halon 1211 and 1301, and Halon Fire Extinguishers.
http://www.h3r.com/
Hercules, Inc.
Manufactures chemical specialties used in making a variety of products for the process chemicals and services business and functional products business.
http://www.herc.com/
Huntsman Corporation
Manufactures basic products for the chemicals, plastics, detergent, personal care, rubber and packaging industries.
http://www.huntsman.com/
Hemlock Semiconductor Corporation
Manufacturer of polysilicon crystalline for the electronic industry and high purity chemicals for the fiber optic and related industries.
http://www.hscpoly.com/
HaiNing FengMing Chlorophyll Co., Ltd.
Producer and provider of natural pigments, foodstuff additives, nutritional enhancements and pharmaceutical chemicals.
http://www.chlorophyll-cn.com
Hangzhou Luyuan Fine Chemicals Co., Ltd.
Manufacturer and supplier of desiccnats and de-oxygen fresh-keeping agents.
http://www.aauu.net/english/
Hebei Jiheng Group Co., Ltd.
Manufacturer of electrochemical inorganics such as persulfates, bromates, and bromites, specialty organics, and pharmaceutical ingredients and intermediates. Located in China.
http://www.jihenggroup.com/
Hefei Keyuan Application Chemical Institute
Manufacturer of chemical end-use products, including coatings and surface protectants, cleaning agents, and lubricants, for home, car care, and industrial applications. Located in China.
http://www.kychem.com.cn
Huzhou Xinaote Pharmaceutical & Chemical Co., Ltd.
Manufacturer of pharmaceutical intermediates and actives, neutraceuticals, and tin mercaptide plastic additives. China.
http://www.acetylacetone.net
Haldor Topsøe A/S
Research and development in heterogeneous catalysis, licensing of process know-how, production and sale of catalysts, and engineering of process plants for the fertilizer, petrochemical, and refining industry and for environmental protection.
http://www.topsoe.com/
Hestia Laboratories, Incorporated
Custom chemical manufacturer of organic and organometallic compounds on an outsourcing basis. Services and contact information.
http://www.hestialab.homestead.com/
