- Economy Shipping is $7.95 for most orders (some products are not eligible).
- FREE Economy Shipping on orders $100+ with code 100FREESHIP.
- Orders with 1-day or 2-day shipping placed by 1:00 pm MST ship the same day. All other orders typically ship the next business day.
- See Shipping Information for more details.
- Returns: Return unused products within 60 days. To get started, see our return policy.
Measuring Gas Production Kit
Discover chemical reactions & capture their invisible by product! Chemical reactions often create gas, which mingles with the atmosphere and is impossible to measure... until now. Get the tools you need with this kit! More Info
Ideal for Grades 6+
In Stock & Ready to Ship
Need it fast? See delivery options in cart.
Free Shipping on Most Orders $100+
Discover chemical reactions & capture their invisible by product! Chemical reactions often create gas, which mingles with the atmosphere and is impossible to measure... until now. Get the tools you need with this kit! More Info
Ideal for Grades 6+
In Stock & Ready to Ship
Need it fast? See delivery options in cart.
Free Shipping on Most Orders $100+