In our video series How-to Handle Glass Cuvettes, we share tips & tricks on how to get the best out of your cuvettes and your UV Vis measurements.
1. Fill an ice sphere mold with water and place it in the freezer. (Actually, put several in the freezer so you can test to see when they’re ready.) Do not use a directional freezing system: in this case we want the ice to freeze from the outside in. You can even use a water...
In analytical chemistry, we use multiple laboratory apparati to perform chemical analyses. One of the most important is the analytical balance. It is an electronic balance that uses a mechanism of electromagnetic force compensation to balance the load on the pan. Ano...
Step 2: Imprinting Bleach Over a Cd Case, Cookie Cutters Etc or Other Stuff to Give an Unique Pattern. We want to take the shirt or shorts, etc and place them in a large waterproof bin. We can use a pipette (glass) to carefully spray the shirt and give results like a spider web o...
Even though the water still has nowhere to flow out, it's easier for the water to evaporate if the soil has large particles (1/4″ or 6mm is ideal).I generally use the gritty mix from Bonsai Jack, however, I also frequently use pumice in glass containers. The pumice tends to look ...
your base liquid in individual squeeze bottles with nozzle tips to make it easy to add to your homebrew. A couple of 100 mL condiment bottles should be ideal. If you use nicotine, store your nicotine in amber or cobalt glass bottles—the dark color and solid glass help slow the ...
Make your martini as above but substitute the vodka for gin. Once served in your chilled martini glass slowly drop 3 drops of the fragrant oil using the tip of a teaspoon or pipette if you have one. I’m pretty sure that your drinks game will be higher than ever with the above hacks...
Pipette Test tube Strawberries Dish Soap Salt Plastic Zipper Baggies Rubbing Alcohol Pin HOW TO EXTRACT STRAWBERRY DNA Let’s set up a DNA extraction lab for kids. To get started, grab the free printable below. Pin STEP 1. Chill the alcohol in the freezer. STEP 2. Remove the green stems...
Single-use items like gloves, filters, pipette tips, and test tubes. Reagents: Chemical substances used in experiments for reactions, testing, and analysis. Glassware: Lab vessels made of glass, including beakers, flasks, and petri dishes. Safety Equipment: Gear like lab coats, safety goggles,...
At what volume is a pipette most accurate? Their precision iswithin 0.01 ml. Pipettes are a kind of volumetric glassware that is designed as very long and narrow glass tubes. How do you know if a pipette is accurate? The most common way to check your pipette accuracy isby weighing water...