Exhibit 21

Subsidiaries of Air Products and Chemicals, Inc.

UNITED STATES

All companies are incorporated in the State of Delaware unless otherwise indicated.

Registrant -- Air Products and Chemicals, Inc.

7001 Hamilton Properties LLC

Air Products and Chemicals, Inc. of Utah (Utah)

Air Products Advanced Materials LLC

Air Products Asia, Inc.

Air Products Caribbean Holdings, Inc.

Air Products China, Inc.

Air Products Helium, Inc.

Air Products Hydrogen Company, Inc.

Air Products Industrial Gas LLC

Air Products International LLC

Air Products Investments, LLC

Air Products Investments Holdings LLC

Air Products LLC

Air Products Manufacturing Corporation

Air Products Manufacturing LLC

Air Products West Coast Hydrogen LLC

APCI (U.K.), Inc.

East Coast Nitrogen Company LLC

East Coast Oxygen Co.

EPCO Carbon Dioxide Products, Inc. (Illinois)

Gardner Cryogenics (Pennsylvania)

Harvest Energy Technologies (California)

Indura Holdings Colombia, LLC

Olin DNT Limited Partnership

Permea Inc.

Procal (California)

Prodair Corporation

SCWC Corp.

Stravinsky Investments LLC

The Former SR Manufacturers Inc.

ARGENTINA

Indura Argentina S.A.

AUSTRIA

Air Products Gesellschaft mbH

BAHRAIN

Air Products Bahrain W.L.L

BELGIUM

ACP Zolder Invest NV

Air Products Management S.A.

Air Products S.A.

Napro S.A.

BERMUDA

Asia Industrial Gas Company Ltd.

BRAZIL

Air Products Brasil Ltda.

1

CANADA

Air Products Canada Ltd./Prodair Canada Ltee

CHILE

AP Services South America SpA

Centro Técnico Indura Limitada

Indura Inversiones Limitada

Indura S.A.

Indura Sociedad Comercial Limitada

Inversiones Air Products Holdings Limitada

Oxigeno Medicinal Domiciliario Limitada

Servicios Indura Limitada

CHINA

Air Products (Anshan) Gases Co., Ltd.

Air Products (Cangzhou) Co., Ltd.

Air Products (Changsha) Co., Ltd.

Air Products (Chongqing) Chem-Materials Co., Ltd.

Air Products (Dongguan) Gases Co., Ltd.

Air Products (Guangzhou) Electronics Gases Co., Ltd.

Air Products (Hangjin Qi) Co., Ltd.

Air Products (Hefei) Electronics Gases Co., Ltd.

Air Products (Hong Kong) Co., Ltd.

Air Products (Huaibei) Gases Co., Ltd.

Air Products (Jiangxi) Co., Ltd.

Air Products (Jincheng) Co., Ltd.

Air Products (Jinjiang) Electronics Gases Co., Ltd.

Air Products (Kunshan) Gases Co., Ltd.

Air Products (Linfen) Co., Ltd.

Air Products (Nanjing) Electronics Gases Co., Ltd.

Air Products (Ningbo) Hi-Tech Gases Co., Ltd.

Air Products (Shenyang) Gases Co., Ltd.

Air Products (Tianjin) Co., Ltd.

Air Products (Xia’men) Electronics Gases Co., Ltd.

Air Products (Xi'an) Gases Co., Ltd

Air Products (Zhongshan) Gases Co., Ltd

Air Products (Zhumadian) Gases Co., Ltd.

Air Products and Chemicals (Anhui) Co., Ltd.

Air Products and Chemicals (Banan) Gases Co., Ltd.

Air Products and Chemicals (Beijing) Distribution Co., Ltd.

Air Products and Chemicals (Binzhou) Co., Ltd.

Air Products and Chemicals (Chengdu) Co., Ltd.

Air Products and Chemicals (China) Investment Co. Ltd.

Air Products and Chemicals (Chongqing) Co., Ltd.

Air Products and Chemicals (Dalian) Co., Ltd.

Air Products and Chemicals (Guangzhou) Co., Ltd.

Air Products and Chemicals (Guiyang) Co., Ltd.

Air Products and Chemicals (Hefei) Co., Ltd.

Air Products and Chemicals (Hohhot) Co., Ltd.

Air Products and Chemicals (Jiyuan) Onsite Gases Co., Ltd.

Air Products and Chemicals (Lianyungang) Gases Co., Ltd.

Air Products and Chemicals (Nanjing) Co., Ltd.

Air Products and Chemicals (Nanjing) Gases Co., Ltd.

Air Products and Chemicals (Pengzhou) Co., Ltd.

Air Products and Chemicals (Putian) Co., Ltd.

Air Products and Chemicals (Qingdao) Co., Ltd.

Air Products and Chemicals (Shaanxi) Co., Ltd.

Air Products and Chemicals (Shaanxi Pucheng) Co., Ltd.

Air Products and Chemicals (Shanghai) Co., Ltd.

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Air Products and Chemicals (Shanghai) Electronics Gases Co., Ltd.

Air Products and Chemicals (Shanghai) Gases Co., Ltd.

Air Products and Chemicals (Shanghai) Gases Production Co., Ltd.

Air Products and Chemicals (Shanghai) On-Site Gases Co., Ltd.

Air Products and Chemicals (Shanghai) Systems Co. Ltd.

Air Products and Chemicals (Shangluo) Co., Ltd.

Air Products and Chemicals (Shenzhen) Co., Ltd.

Air Products and Chemicals (Shenzhen) Gases Co., Ltd.

Air Products and Chemicals (Tangshan) Co., Ltd.

Air Products and Chemicals (Tianjin) Co., Ltd.

Air Products and Chemicals (Tongxiang) Co., Ltd.

Air Products and Chemicals (Weifang) Co., Ltd.

Air Products and Chemicals (WuXi) Gases Co., Ltd.

Air Products and Chemicals (WuXi) Co., Ltd.

Air Products and Chemicals (Xi’an) Co., Ltd.

Air Products and Chemicals (Xingtai) Co., Ltd.

Air Products and Chemicals (Xinxiang) Co., Ltd.

Air Products and Chemicals (Yichun) Co., Ltd.

Air Products and Chemicals (Yulin) Co., Ltd.

Air Products and Chemicals (Zhangjiagang) Co., Ltd.

Air Products and Chemicals (Zhejiang) Co., Ltd.

Air Products and Chemicals (Zhuhai) Co., Ltd.

Air Products and Chemicals (Zibo) Co., Ltd.

Air Products and Chemicals Tech Development (Beijing) Co., Ltd.

Air Products Debang (Lianyungang) Co., Ltd.

Air Products Huadong (Longkou) Co., Ltd.

Air Products Lu’An (Changzhi) Co., Ltd.

Air Products SinoHytec (Beijing) Hydrogen Energy Technology Co., Ltd.

Beijing AP BAIF Gases Industry Co., Ltd.

Chengdu Air & Gas Products Ltd.

Permea China, Ltd.

WuXi Hi-Tech Gas Co., Ltd.

Zibo Chuangcheng Engineering Design Co., Ltd.

COLUMBIA

Gases Industriales de Columbia S.A. – Cryogas

Ingemedicas Santandar Ltda.

Ingenieria en Redes de Gases S.A. - Gasproject S.A.

CZECH REPUBLIC

Air Products spol s.r.o.

Green BioFuel s.r.o.

ECUADOR

Air Products Ecuador S.A.

EGYPT

Air Products Gases S.A.E.

FRANCE

Air Products SAS

Helap SAS

Lida SAS

Prodair et Cie S.C.S.

Prodair S.A.S.

SAGA SAS

Soprogaz SNC

Union Mobiliere Industrielle S.A.R.L.

3

GERMANY

Air Products GmbH

Air Products Holdings GmbH

Tyczka Industrie-Gase GmbH

INDIA

Prodair Air Products India Private Limited

INDONESIA

PT Air Products Indonesia

PT Air Products East Kalimantan

PT Air Products Indonesia Services

IRELAND

Air Products Ireland Limited

ISRAEL

Air Products Israel Ltd.

Gastel Limited

Gas Supply Services, Ltd.

Gas Technologies, Ltd.

Oxygen & Argon Works, Ltd.

Oxygen Center, Ltd.

Oxygen Warehouse Trade (1980), Ltd.

STS

ITALY

Air Products Italia S.r.l.

JAPAN

Air Products Japan, Inc.

Air Products Japan K.K.

KOREA

Air Products Korea Inc.

Korea Industrial Gases, Ltd.

LUXEMBOURG

ACP Europe SA

MALAYSIA

Air Products Malaysia Sdn Bhd

Air Products Shared Services Sdn. Bhd

Air Products Specialized Process Equipment SDN

Kulim Industrial Gases Sdn Bhd

MEXICO

Air Products and Chemicals de Mexico, S.A. de C.V.

MOROCCO

Air Products Maghreb S.A.R.L.

4

MYANMAR

Yangon Industrial Gas (Thilawa) Company Limited

THE NETHERLANDS

Air Products Gases Holdings B.V.

Air Products Holdings B.V.

Air Products Investments B.V.

Air Products Leasing B.V.

Air Products Nederland B.V.

Air Products Netherlands Gases B.V.

Air Products (Rozenburg) B.V.

Carbolim B.V.

KRIG Holdings B.V.

NIGERIA

Prodair Escravos Limited

NORWAY

Air Products A/S

OMAN

AJWAA Gases LLC

United Industrial Gases Company LLC

PERU

Air Products Peru S.A.

Indura Peru S.A.

Indura S.A. (Peru)

POLAND

Air Products Sp. Z o.o.

STP & DIN Chemicals Sp. Z.o.o.

PORTUGAL

Gasin II Unipessoal LDA

QATAR

Air Products Helium Inc. Qatar Branch

RUSSIA

Air Products O.O.O.

Air Products Gas O.O.O.

SAUDI ARABIA

Air Products Middle East Industrial Gases LLC

Air Products PLC Branch

Air Products Qudra (GICIS)

Gases Integrated Company Limited (GIC)

Jazan Gas Projects Company

Jazan Integrated Gasification and Power Company (JIGPC)

SINGAPORE

Air Products Singapore Industrial Gases Pte. Ltd.

SLOVAKIA

Air Products Slovakia s.r.o.

5

SPAIN

Air Products Iberica, S.L.

Air Products Services Europe, S.A.

Carburos Via Augusta Logistics, S.L.

Contse, S.A.U.

Matgas 2000 A.I.E.

Oxigeno de Sagunto, S.L.

Oxigenol, S.A.

Quimica Basica, S.A.

Sociedad Espanola de Carburos Metalicos S.A.

Vitalox Industrial S.L.U.

SWITZERLAND

Air Products Switzerland Sàrl

TAIWAN, CHINA

Air Products Asia Inc., Taiwan Branch

Air Products San Fu Co., Ltd.

Air Products Taiwan Holdings Co., Ltd.

Blue Ocean Industrial Gases Co., Ltd.

UKRAINE

Air Products Ukraina LLC

KRYVYI RIH Industrial Gas

PQ Ammonia

UNITED ARAB EMIRATES

Air Products (Middle East) FZE

Air Products Emirates Gases LLC

Air Products Gulf Gas LLC

UNITED KINGDOM

Air Products (BR) Limited

Air Products Equipment Limited

Air Products Group Limited

Air Products Llanwern Limited

Air Products PLC

Air Products Renewable Energy Limited

Air Products Yanbu Limited

Cryoservice Limited

Dixons of Westerhope

Gas Direct Limited

Prodair Services Limited

UZBEKISTAN

Air Products Central Asia Group LLC

Markaziy Osiyo Sanoat Gaz LLC

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