Sigma (/ ˈ s ɪ ɡ m ə / SIG-mə; [1] uppercase Σ, lowercase σ, lowercase in word-final position ς; Ancient Greek: σίγμα) is the eighteenth letter of the Greek alphabet. In the system of Greek numerals , it has a value of 200.

Together, we impact life and health with science. We offer one of the broadest portfolios in the industry for scientists, best-in-class products for pharmaceutical development and manufacturing, and a fully integrated service organization to support CDMO and contract testing across traditional and novel modalities.

Sigma-Aldrich offers a wide range of life science products and services to support scientific research and pharmaceutical development.

receive SIGMA news tailored to you. Register Here. 1-23 of 64. Page. You're currently reading page 1; Page 2; Page 3; Page Next; Show. per page. Sort By. 14mm F1.8 DG HSM | A. As low as $1,599. 14mm F1.8 DG HSM | A. Learn More. Compare Compare now. 14mm F1.4 DG DN | A. As low as $1,599. 14mm F1.4 DG DN | A ...

Sigma-Aldrich® Lab & Production materials that help you Unleash the Impossible. Explore our range of lab, diagnostic and bulk products, hear stories from inspiring scientists like you, and more.

SIGMA standardizes statewide budgeting processes, accounting activities, payment processing, bids and grant opportunities. Depending on your relationship with the state, you will access SIGMA in one of two ways:

The official global site of camera & lens manufacturing company SIGMA.Here you can find information about our company and our products, support, repairs and inspections, as well as news, updates, and branded content.

Mobile, informed and connected. Login page for SigmaCare, enter account, username and password.

Explore endless possibilities with Sigma Beauty's curated collection of industry leading makeup brushes, revolutionary brush care & cruelty-free cosmetics.

Sigma laptop Backpack(black) And LAPTOP STAND Creative folding And MOUSE LGC CMU02 WIRELESS