| Company | URL |
|---|---|
| Sinosil (华硅未来) | chemsilicone.com |
| Sinosteel Maanshan New Material Technology Co., Ltd. (中钢集团马鞍山矿院新材料科技有限公司) | www.glass-bubble.com |
| Sinova Corporation (Sinova Corporation) | www.sinovainc.com |
| Sinoway Industrial Co., Ltd. (厦门环华有限公司) | www.sinowaychem.com |
| Sinoway International (Jiangsu) Co., Ltd. (南京中汇进出口有限公司) | www.sinoway-pharma.com |
| Sirius Fine Chemicals SiChem GmbH (Sirius Fine Chemicals SiChem GmbH) | www.sichem.de |
| Siwei Development Co., Ltd. (四维发展有限公司) | www.chinapharmas.com |
| Siyang Rodenticide Factory (泗阳县鼠药厂) | www.rodenticide.com.cn |
| Sky Cchemical Co., Ltd. (上海天习化工有限公司) | www.skychemical.com |
| Skyrun Industrial Co., Ltd. (浙江开元实业有限公司) | www.chinaskyrun.com |
| SL Drugs and Pharmaceuticals Pvt. Ltd. (SL Drugs & Pharmaceuticals Pvt. Ltd.) | www.sldrugs.com |
| Slinmeng (guangzhou) New Material Co,. Ltd. (拾临蒙(广州)新材料有限公司) | cosmeticsmaterial.com |
| SLN Pharmachem (SLN Pharmachem) | www.slnpharmachem.com |
| Smarol Industry Co., Ltd. (斯玛诺实业有限公司) | www.smarol.com |
| Smartchem (Beijing) Ltd. (北京市斯旺达康科贸有限公司) | www.smartchembeijing.com |
| Smartox Biotechnology (Smartox Biotechnology) | www.smartox-biotech.com |
| SobhaBio (SobhaBio) | www.sobhabio.com |
| SOCOSUR Distribution Company (SOCOSUR Distribution Company) | www.socosur.eu |
| Socotech Industry Limited (重庆赛可信工贸有限公司) | www.socotechchem.com |
| Sodium Metal Pvt. Ltd. (Sodium Metal Pvt. Ltd.) | www.smfinechem.in |
| Southern Chemicals Limited (重庆中顺化工有限公司) | www.chinasouchem.com |
| Southern Spechem LLP (Southern Spechem LLP) | southernspechem.com |
| Southern Spices And Extracts (Southern Spices And Extracts) | www.southernspices.co.in |
| Spec-Chem Industry Inc. (南京斯拜科生化实业有限公司) | www.specchemind.com |
| Specpharms Scientific Research Limited (上海倍殊生物科技有限公司) | www.special-pharma.com |
| Specs Ltd. (Specs Ltd.) | www.specs.net |
| Spectra Group Limited, Inc. (Spectra Group Limited, Inc.) | www.sglinc.com |
| Spectrum Chemical Mfg. Corp. (Spectrum Chemical Mfg. Corp.) | www.spectrumchemical.com |
| Spectrum Info Ltd. (Spectrum Info Ltd.) | www.spec-info.com |
| Spekem Co., Ltd. (素格化学(上海)有限公司) | www.spekem.com |
| Speranza Chemical Co., Ltd. (深圳普兰达化工有限公司) | www.speranzachem.com |
| Sphinx Scientific Laboratory (Tianjin) Co., Ltd. (斯芬克司药物研发 (天津) 股份有限公司) | www.sphinxpharm.com |
| SpiroChem AG (SpiroChem AG) | www.spirochem.com |
| Springchem & Jadetextile Group Limited (Springchem & Jadetextile Group Limited) | www.spring-chem.com |
| Squarix GmbH (Squarix GmbH) | www.squarix.de |
| SRC Laboratories Pvt Ltd (SRC Laboratories Pvt Ltd) | www.srclaboratories.com |
| SRI Neelima Laboratories (SRI Neelima Laboratories) | www.srineelimalaboratories.com |
| Srigen Lifesciences Pvt. Ltd. (Srigen Lifesciences Pvt. Ltd.) | www.srigenlifesciences.com |
| Srini Chem (Srini Chem) | www.srinichem.com |
| Sris Synthesis Pvt Ltd. (Sris Synthesis Pvt Ltd.) | www.srissynthesis.com |
| SSV Enterprises (SSV Enterprises) | www.ssvleadnitrates.com |
| Stakam Ltd. (Stakam Ltd.) | www.stakam.co.uk |
| Stan Chemical Co., Ltd. (杭州斯坦化学有限公司) | www.stan-chem.com |
| Standard Chem. & Pharm. Co., Ltd. (生达化学制药股份有限公司) | www.standard.com.tw |
| Stanford Materials Corporation (Stanford Materials Corporation) | www.stanfordmaterials.com |
| Star Chemicals and Catalysts Co., Ltd. (思达化工催化剂有限公司) | www.star-chemicals.com |
| Starlight Pharmacy (Starlight Pharmacy) | www.starlight-pharmacy.com |
| Stellence Pharmscience Pvt Ltd. (Stellence Pharmscience Pvt Ltd.) | www.stellencepharmscience.com |
| Stereokem Inc. (Stereokem Inc.) | www.stereokem.com |
| St-Jean Photochemicals Inc. (St-Jean Photochemicals Inc.) | www.sjpc.com |