Most deliveries occur within 24 hours of when they are ordered. Specialty gases and some products may take longer. The PPS Lab Gas Program offers non-certified and certified gases with certificates of ...

As potential coronavirus vaccines undergo development and testing, a shortage of dry ice has created uncertainty over how the vaccines will be transported. A shortage in dry ice, which is necessary to ...

Prop open exit door in Chem 140. On a wire cart, invert a large square plastic container and place the heat resistant mat on top. Place the hollowed out piece of dry ice on top of the heat resistant ...

1. Dissolve 6.5g KOH (potassium hydroxide) in 1600mL water and add several drops of universal indicator. Place in 2000mL graduated cylinder.