Shipping & Handling Restrictions

FREE Shipping on all orders over $50 before tax and a flat shipping rate of $5 for orders under $50 works on most purchases, but there are a few restrictions where standard or additional shipping rates will apply including, but not limited to the shipment of:

  • Hazardous materials.
  • Excessively large and/or heavy items

Free Shipping is for standard delivery only within the continental United States. Delivery to Alaska and Hawaii and/or expedited/overnight delivery cost extra and does not qualify for the Free shipping promotion. Free shipping applies to online orders only.

Promo Code Policy

  • Promo codes cannot be redeemed for cash.
  • Promo codes cannot be applied to prior purchases.
  • Only one promo code can be used per purchase and cannot be combined with any other promo codes, offers, or discounts you may already be receiving.
  • Limit one use of each promo code per customer.
  • Promo codes expire at 11:59p.m. ET.
  • Promo codes are not valid on some brands, products, and categories including but not limited to products by RKI and Industrial Scientific Corporation.