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We are distributors for the entire Sigma-Aldrich range of products for Analytical Chromatography, Life Science, Chemistry and Material Science.

Most items from their extensive range of over 200,000 products can be obtained next day.

Adding Sigma-Aldrich products to your cart is done on our Sigma-Aldrich products page.

  1. Browse and add products to the Sigma-Aldrich Cart
  2. Complete the Sigma-Aldrich check-out
  3. You will then be returned to the Refer Scientific website with Sigma-Aldrich Items added to your cart


Final payment is made for all your items including Sigma-Aldrich products to Refer Scientific using our checkout. We normally receive your Sigma-Aldrich products next day, after that, we’ll process, package and ensure it’s safely delivered directly to you.

Sigma-Aldrich Shipping/Carriage
Sigma-Aldrich may include an additional shipping/carriage charge which will be shown in the Sigma-Aldrich cart. Refer Scientific will NOT apply this charge and it will be removed from the Refer Scientific Cart before your order is processed.

Additional Charges
Some products, such as Ethanols, may incur additional duty and products with special packing requirements, such as dry ice, will be eligible for additional charges.

If you have any difficulties using this feature please contact us for assistance.