Al Massat Life Sciences – Algeria office
14A Mohamed Bachouche St.
Al Mouradia – Algeria
Tel : +231 550 1483 41
northafrica@al-massat.com
www.al-massat.com / www.maskem.com
Pharma Global Dept.
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Stargate Scientific
No. 3 Highcliff Office Park
53 Christiaan De Wet Road Ext. 3
Allen’s Nek, Roodepoort
1709 SOUTH AFRICA
Tel: +27 (0)11 675 7433
Fax: +27 (0)86 672 4989
Email: info@stargatescientific.co.za
www.stargatescientific.co.za
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Stargate Scientific
No. 3 Highcliff Office Park
53 Christiaan De Wet Road Ext. 3
Allen’s Nek, Roodepoort
1709 SOUTH AFRICA
Tel: +27 (0)11 675 7433
Fax: +27 (0)86 672 4989
Email: info@stargatescientific.co.za
www.stargatescientific.co.za
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Chromachemie Laboratory Private Limited
Dubai Office
Office No LB03001 Jebel Ali Free Zone.
PO Box: 127856, Dubai-UAE
Tel: +971 4 546 4843
dxb.enquiry@chromachemie.ae
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Chromachemie Laboratory
Pvt., Ltd.
VITC Export Bhavan, Plot No 488
B14th Cross, Peenya Industrial
AreaBangalore, Karnataka 560058
Tel: +91 80 2836 0616
uspenquiry@chromachemie.co.in
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Arochem Enterprises 
3rd/F, C-7-C, Sawera Tower 
Kh-E-Saadi, Phase VII, 
Karachi, Pakistan 
Tel: +92 21 353 10381 - 84 Ext: 109 
talha@sapgroup.com.pk 
USP Reference Standards 
USP Pharmaceutical Analytical Impurities (PAI)

Chromachemie Laboratory
Private Limited
Dubai Office
Office No LB03001 Jebel Ali Free Zone.
PO Box: 127856, Dubai-UAE
Tel: +971 4 546 4843
dxb.enquiry@chromachemie.ae
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Lab Sciences
Suite # 105 A, 1st Floor,
Nafees Arcade, Chandni Chowk,
Opp Askari Park, University Road,
Karachi, 74800
Pakistan
Tel: 9221-34927808
E-mail: labsciencespk@gmail.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Tin Hang Technology Limited
Units 1904-06, 19/F
No. 340 Queen’s Road CentralHONG KONG
Tel: +852 28172121
Fax: +852 25807763
Email: dennis@tinhangtech.com
sales@tinhangtech.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

PT IMCD Indonesia
Gedung Puri 29 
Jl. Lingkar Luar Barat, RT.05 RW.01 
Kembangan Utara, Kembangan 
Jakarta Barat 11610 
Tel: +62 21 2952 7355  
Fax: +62 21 2952 7353 
E-mail: yenny.widya@imcd.co.id 
URL: https://www.imcdgroup.com/en/worldwide/indonesia
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI) 

Fuji Chemicals Ltd.
2-6-11, Higashitenma, Kita-ku,
Osaka, 530-0044 JAPAN
Tel: +81-6-6358-0981
Fax: +81-6-6358-0986
E-mail: y.yamamoto@fuji-chemicals.co.jp
https://www.fuji-chemicals.co.jp/en/
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

PHYSIO MCKINA Co., Ltd.
Koshigaya Yayoi Bldg. 2F YayoiCho 1-4, Koshigaya-Shi
Saitama 343-0816 JAPAN
Tel: (+81) 50-3536-1817
Fax: (+81) 48-964-9930
Email: ref_std@physiomckina.co.jp
www.validation.co.jp
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Pharmaceutical and Medical
Device Regulatory Science
Society of Japan
2-1-2 Hiranomachi Chuo-ku,
Osaka-city Osaka 541-0046,
JAPAN Customer Service:
Tel: (+81) 6-6221-3444
Fax: (+81) 6-6221-3445
Order Receiving and Shipping:Tel:
(+81) 6-6221-3458
Fax: (+81) 6-6221-3459
Email: jprslab-std@pmrj.jp
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Daejung Chemicals & Metals Co., Ltd.
1235-8 Jeongwang-dong
Shiheung-city, Gyeonggi-do KOREA
Tel: (+82)-31-488-8822
Fax: (+82)-31-488-8966
Email: ejkim@daejung.kr
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Samchun Pure Chemical Co., Ltd. 
117, Sandan-ro 16beon-gil 
Pyeongtaek-city, Gyeonggi-do KOREA 
Tel: +82-2-515-3081 
Fax: +82-2-515-4066 
Email: trade5@samchun.com 
USP Reference Standards 
USP Pharmaceutical Analytical Impurities (PAI) 

Hechun Biotechnology(Shanghai) Co., Ltd
2F Room A03, G Building, No 258, Chenhui Road 
Pudong New District, Shanghai, 
CHINA 201203 
Tel: +86 21 50706076 
Email: xiaohy@hchbio.com 
USP Reference Standards 

Shenzhen Sungening Bio-Medical Co., Ltd 
412 Room,Park 1, Shenzhen Oversea Students(Longgang)Venture park,
Qinglin West Road, Central City, Longcheng Street, Longgang District, China 
Tel: 86-(0755) 2896 7200 
Email: wxf@sungening.com 
USP Reference Standards 

Sinopharm ChemicalReagent Co.,
Ltd.
No.52 Ningbo Road Shanghai,CHINA 200002
Tel: 86-21-63792692
86-21-63792694
Email:
guyawen@sinopharm.com
wuchenwen@sinopharm.com
USP Reference Standards

Tianjin Yifang Supply Chain Management Co. Ltd.
NO.18 XinYe 8th Street
West Area of Binhai New Area Develop. Zone
300462 Tianjin, China
Tel: 400-185-8866
Email: caixingwang11@163.com
Website: https://www.yifanglab.com
USP Reference Standards

Uni-Onward Corp.
3F-2, No. 93 Sec. 1
Wenhua 1st Road, Linkou Dist., New Taipei
City 244, CHINESE TAIPEI
Tel: (+886) 2-2600-0611
Fax (+886) 2-2600-0799
Email: cs@uni-onward.com.tw
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Bangkok Chemart Ltd.
Sampao Damnernpiriyakul
Pharmacist, Senior Executive
51/78 Moo 7 Bangna-Trad Hwy
KM.8, Bangkaew, Bangplee
Samuthprakarn 10540 THAILAND
Tel: (+66) 2 720 9557 to 9
Fax: (+66) 2 720 9997
Email: sam.bcm@gmail.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

AE Alchemists, Inc.
3 T. Sandico Street, Wakas Bocaue
3018, Bulacan PHILIPPINES
Tel: +63 917 516 6575;
+63 917 516 8397; +63 44 692 1333
al.thealchemists@gmail.com
alexiialipio@gmail.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Bangkok Chemart Ltd.
Sampao Damnernpiriyakul
Pharmacist, Senior Executive
51/78 Moo 7 Bangna-Trad Hwy
KM.8, Bangkaew, Bangplee
Samuthprakarn 10540 THAILAND
Tel: (+66) 2 720 9557 to 9
Fax: (+66) 2 720 9997
Email: sam.bcm@gmail.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Pham Nguyen Trading CO.,LTD
Fax: (84-8) 38485653
Email: info@phamnguyen.com.vn
Website: www.phamnguyen.com.vn/
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Mekong Delta branch:
No. 1 Nguyen Van Linh Str
Ninh Kieu District, Can Tho City,
VIETNAM
Tel: (84-71) 3739545
Fax: (84-71) 3739646
Email:
cantho@chromatography.com.vn

Hanoi branch:
1A, 317 Alley, Hoang Hoa Tham Lieu
Giai, Ba Dinh District
Tel: (84-4) 3715 1357
Fax: (84-4) 3715 1358
Email: ha-noi@phamnguyen.com

Pharma Scientific
2820 San Bernardo Suite 9 Laredo,
TX 78045 USA
Tel: 956-729-8110
Fax: 956-729-8112
Email: sales@pharmascientific.net
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

JMC NC, Inc.
193 Callies Haven Way
Moncure, NC 27559  USA 
Tel: +1-984-206-8490
Email: alex@jmcinc.net  
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Savil Sağlık Medikal Gıda Tekstil Ticaret ve Sanayi Ltd. Şti.
Cumhuriyet Mah Kaskarli Mahmut Sk No36 D
23270, Merkez/Elazig/Turkiye
Tel: +905388405103
info@savilscience.com
savilscience.com 
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Lennox, Laboratory Supplies Ltd.
John F Kennedy Drive, Naas Road
Dublin 12 D12 FP79, Ireland
Tel: +353 1 460 7600
Fax: +353 1 450 7906
E-mail: customerservice@lennox.ie
URL: www.lennox.ie
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Azelis Tr Kimya End. Urn. Ith. Ihr.ve
Tic. San. A.S.
FSM. Mah. Poligon Cad.No :8A Buyaka 2
Sit. A Blok Kule -1 Kat :13 34771 Ümraniye /
İstanbul TURKEY
Tel: +90 (0)216 504 44 44
Fax: +90 (0)216 524 12 80/81
Email: info@azelis.com.tr
www.azelis.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

EUROLAB S.A.
Jorge Newbery 3466, 8° piso (CP:
1427) Buenos Aires ARGENTINA
Tel: (+54) 11 4551 1818 y
Rotativas
Email: smorer@eurolab.com.ar
www.eurolabsa.com.ar
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Calibre Scientific Brasil LTDA
Av. Presidente Getúlio Vargas 8806
Distrito Industrial, Alvorada, RS, CEP 94836-000
Brasil
Tel: (+55) 11 4812-5061
vendas@calibrescientific.com.br
www.calibrescientific.com.br
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

LAS do Brasil, Ltda.
Av. V-8 Qd. 22 Lt. 25 Papillon Park
Ap. De Goiânia, Goiás—BRAZIL
CEP; 74952-560
CNPJ: 06.880.842/0001-61
Insc. Estadual: 10383862-7
Tel: (+55) 62-3085-1900
Fax: (+55) 62-3094-5553
Email: comercial@lasdobrasil.com.br
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

CWO Chile SpA
Eliodoro Yanez 2972
Of.604 Providencia –
Santiago CHILE
Tel: +56942595773
Email: cwochile@cwochile.cl
www.cwochile.cl
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Grupo Mathiesen
Avenida del Parque 4265 Piso 3
Ciudad Empresarial - Huechuraba
CHILE
Tel: 56 2 2640 5600
Contact Person: Paola Vielma
Email: contacto@grupomathiesen.com
           pvielma@grupomathiesen.com
www.grupomathiesen.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Kimia Trading Ltda.
Carrera 27 No. 83-23 Bogotá, D.C.
COLOMBIA
Tel: (+57)1-2568164;
(+57)1-2518464
Fax: (+57)1-6184448
Email: info@kimiatrading.com.co
kimia@kimiatrading.com.co
www.kimiatrading.com.co
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Suministros Analíticos S.A.S.
Calle 18 # 77-67 Office 503-504 
Bogota, Colombia
Phone: (+57) 601 – 4068279
Cel: (+57) 3002790639
Email: operaciones@suministrosanaliticos.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Conepre, S.A. de C.V.
Pioneros del Cooperativismo No 73
Col. México Nuevo
Atizapán de Zaragoza, Edo. de
México, C.P. 52966
MEXICO
Tel: (+52) 55 50-77-79-20
Email: ventas@conepre.com.mx
www.conepre.com.mx
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Proquifa
Calle Jose Maria Morelos No. 164
Barrio del Nino Jesús Tlalpan
D.F.C.P.14080 MEXICO
Tel/Fax: (5255) 1315-1498
Toll free in Mexico: 01-800-681-1440
Email: ventas@proquifa.com.mx
www.proquifa.com.mx
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

EUROLAB S.A.
Jorge Newbery 3466, 8° piso (CP: 1427)
Buenos Aires ARGENTINA
Tel: (+54) 11 4551 1818 y Rotativas
Email: smorer@eurolab.com.ar
www.eurolabsa.com.ar
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

JMC NC, Inc.
193 Callies Haven Way
Moncure, NC 27559  USA 
Tel:919-484-7555
Fax: 984-206-8995
Email: info@jmcinc.net
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Farma International
9400 South Dadeland Blvd. Suite
603
Miami, FL 33156 USATel: 305-670-
4416
Fax: 305-670-4417
Email: sales@farmainternational.com
www.farmainternational.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

EUROLAB S.A.
Jorge Newbery 3466, 8° piso (CP:
1427) Buenos Aires ARGENTINA
Tel: (+54) 11 4551 1818 y
Rotativas
Email: smorer@eurolab.com.ar
www.eurolabsa.com.ar
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Proquifa
Av Santo Toribio 143, piso 5
San Isidro
Lima-Peru
Email: gcastro@proquifa.net
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

EUROLAB S.A.
Jorge Newbery 3466, 8° piso (CP:
1427) Buenos Aires ARGENTINA
Tel: (+54) 11 4551 1818 y
Rotativas
Email: smorer@eurolab.com.ar
www.eurolabsa.com.ar
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Carpe Scheider Y Cia S.A.
Godoy Cruz 2769, 5 Piso
1425 Buenos Aires ARGENTINA
Tel: (+54) 11-477-60477
Fax: (+54) 11-477-59619
Email: usp@carpescheider.com.ar
www.carpescheider.com.ar
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Kimia Trading Ltda.
Carrera 27 No. 83-23 Bogotá, D.C.
COLOMBIA
Tel: (+57)1-2568164;
(+57)1-2518464
Fax: (+57)1-6184448
Email:
info@kimiatrading.com.co
kimia@kimiatrading.com.co
www.kimiatrading.com.co
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Al Massat (Al Massat Lil
Tewridat Alkimawia LLC)
Amman Office
AL MASSAT LIL TEWRIDAT
ALKIMAWIA LTD
University Street , Abu AL-Hajj
Building
No.148 , 8th floor
Amman – Jordan
Tel : +962 6 5163886/7/8
Fax : +962 6 5163889
Mobile : +962 799174777
admin@al-massat.com
Pharma Global Dept.
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Al-Massat life Sciences - MassaT Al Khaleej 
7915 King Abdill Aziz Branch Rd-An Nahdah Dist
Unit No 401-Jeddah 23523-2337
Short Address JENA7915
Kingdom of Saudi Arabia
Tel : +966 59 268 153
saudi@al-massat.com
www.al-massat.com
Pharma Global Dept.
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Gulf Integrated Company – Riyadh Office  
Al Hawi St., Hiteen Dist., Riyadh 13516, Saudi Arabia
Tel: +966 9200 19011
+966 554089982
Trade@gulf-integrated.com
www.gulf-integrated.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Al Massat LIFE SCIENCES
DMCC
5465, Floor # 54, Almas Tower,
Jumeirah Lake Towers (JLT)
Dubai – United Arab Emirates
P O Box 112911
Tel: +971 4 383 5486
Mobile: +971 (0)528904484
Dubaioffice@al-massat.com
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)

Merck Life Science Ltd
Level 26 PwC Tower,
15 Customs Street West
Auckland, 1010, New Zealand
Toll Free: 0800 936 666
E-mail: CustomerSupport.ANZ@merckgroup.com
www.sigmaaldrich.com/NZ/en
USP Reference Standards
USP Pharmaceutical Analytical Impurities (PAI)