• SYNCHEM Laborgemeinschaft OHG
•   +49 (0) 5662 40873-0
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• SYNASIA
•   732-205-9880
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• Symrise GmbH & Co. KG
•   +49 5531 90-0
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• SHANXI WUCHAN FINE CHEMICAL CO., LTD
•   86-351-7586011
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• SV ChemBioTech, Inc.
•   780-439-1320
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• Suven Life Sciences
•   732.274.0037
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• Sussex Research Laboratories Inc.
•   613-993-4402
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• Shanghai Sunwise Chemical Co., Ltd.
•   +86-21-64063188
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• Strem Chemicals, Inc.
•   (978) 499-1600/ (800) 647-8736
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• Stepan Company
•   800-745-7837/ (847) 446-7500
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• Standard Chem. & Pharm. Co.,Ltd.
•   886-6-6332445
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• SST Corporation
•   800-222-0921/ 973-473-4300
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• SPS Alfachem
•   973-676-5141
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• Spot Trading Import - Export SRL
•   40.21.311 9740
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• Spectrum Chemicals & Laboratory Products, a division of Spectrum Chemical Mfg. Corp.
•   800-772-8786/ 310-516-8000
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• Song's PharmChem Inc.
•   +86 21 66125360
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• Somu Organo-Chem Pvt. Ltd.
•   +91-80-26780855/ +91-80-26783595
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• Solvay Fluorides, LLC
•   713-525-6700
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• Solvay Chemicals, Inc.
•   713-525-6500/ 800-SOLVAY-C
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• Special Materials Company
•   646-366-0400/ 866-355-2345
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• Skyline Chemical Corporation
•   800-732-5871/ 714-290-8866
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• Sinova Inc.
•   410-908-9675
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• SUZHOU SINOERA CHEM CO., LTD.
•   +86 512 68258994
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• SINOCHEM NINGBO LTD.
•   +86-574-87260209/ +86-574-87348868
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• Shanghai Sinch Parmaceuticals Tech. Co. Ltd.
•   +86-21-54097791/ +86-13386129050 (mobile)
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• Simag Chemicals
•   +86 592 2680277
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• SILVER FERN CHEMICAL
•   206-282-3376
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• Siltech Corp.
•   416-424-4567
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• Sigmasil Chem Silanes & Siloxanes
•   86 139 8605 1081
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• Sigma-Aldrich Corp.
•   800-325-3010
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• Siegfried (USA), Inc.
•   877-763-8630/ +41 62 746 1212
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• Sirius Fine Chemicals SiChem GmbH
•   +49-421-2208-228
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• ShuangCheng Pharma (NanTong) Co.,Ltd
•   86-513-89551998
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• Shandong Shengda Technology Co., Ltd.
•   86-21-68968888
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• Shaanxi Hanjiang Pharmaceutical Group Co., Ltd
•   +86 916 2219270, 2212964 ex5525, 5246
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• Sentury Reagents, Inc.
•   803-327-6880
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• Senn Chemicals AG
•   +41 (0)43 422 2400
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• Seidler Chemical Company
•   (973) 465-1122
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• Secant Chemicals Inc.
•   (978) 297-3333
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• SEA-LAND CHEMICAL CO.
•   440-871-7887
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• Shanghai Score Chemicals Ltd (SSC)
•   +8621-62808272/ +86-13818222516 (mobile)
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• Sciencelab.com, Inc.
•   281.441.4400/ 800.901.7247
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• Scandinavian Formulas, Inc.
•   215-453-2507
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• Sasol Olefin & Surfactants North America Inc.
•   281-588-3000
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• SARCHEM LABS Inc.
•   (732)-708-1777
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• Santa Cruz Biotechnology, Inc.
•   831-457-3800/ 800-457-3801
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• San Esters Corporation
•   800-221-2076/ 212-303-7800
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• Saltigo GmbH
•   +49 - 2173 - 20330
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• Sage & Imperial Chemical Co.,Ltd.
•   +86-25-84793706/ +86-25-86934248
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• Sabinsa Corporation
•   732-777-1111
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