Frequently asked questions

No. Lab Prep Guide lists supplies and links to them on Amazon. We never take orders or payment, and we do not ship anything.

Each "View on Amazon" button opens the item on Amazon in a new tab. Anything you buy is between you and Amazon or its sellers, including price, delivery and returns.

We may earn a small commission from qualifying purchases made through our links. It never changes the price you pay.

Read the Affiliate Disclosure →

Prices and ratings on Amazon change constantly, and copying them would quickly make them wrong. Check the listing on Amazon for current details.

Links go to Amazon.com in the United States. If you shop from another country, search for the same kind of item on your local Amazon store.

Only if the listing says so. Some items, like alcohol prep pads, are sold individually sealed; many tools are not sterile. Read the product description and packaging before you rely on it.

Gloves protect you from what you handle and protect your work from your hands. They are inexpensive, and nitrile avoids latex allergies.

You can, but a small dedicated fridge is better. It is opened less often, holds a steadier temperature and keeps supplies away from food.

Some items are sensitive to light. Opaque bags, amber bottles or a closed case are an easy way to keep things in the dark.

Strips are fine for a quick, rough check. Choose a meter when you need a precise number you can record, and be ready to calibrate it.

At minimum, what it is and the date it was opened or prepared.

See the labeling guide →

Most containers have a fill line printed on the side, usually around three-quarters full. Stop there, lock the lid and arrange disposal.

Items sold as single-use are designed to be used once. They are hard to clean properly and can degrade, so replace them instead.

Often yes, but rules differ by airline and country, and they change. Check the current guidance from your airline and the local security authority before you go.

No. This site covers general lab supplies and workspace organization only. It does not give medical, dosing or health advice.

Each task starts from what it actually requires, then adds useful extras. The lists are chosen by hand, not by commission.

Yes. Use the language button at the top of any page to switch between English and Spanish.