Websites targeting keyword 品牌：西格玛奥德里奇、罗氏、默克、法玛西亚、通用医疗、sigma-aldrich、fluka、safc、roche、merck、amersham pharmacia、ge healthcare。

2 websites are using keyword 品牌：西格玛奥德里奇、罗氏、默克、法玛西亚、通用医疗、sigma-aldrich、fluka、safc、roche、merck、amersham pharmacia、ge healthcare。 in their content.

Different keywords:

• sigma (2768)
• aldrich (112)
• fluka (14)
• safc (32)
• roche (1577)
• merck (675)
• amersham (206)
• pharmacia (20)
• ge (34576)
• healthcare (14710)

Results: