A glass rod, stirring rod or stir rod is a piece of laboratory equipment used to mix
chemicals and liquids for laboratory purposes. They are usually made of solid
glass, about the thickness and slig...
Glass rods are used when pouring liquids in order to avoid spills. When a glass
rod is laid ... When a glass rod is laid against the pouring edge of a beaker, it
causes the liquid inside to flow along the rod ... How does a rotary evaporator
A stirring rod is placed above a beaker to help guide the liquid while pouring and
provide better ... Why should you use a glass stirring rod when pouring liquid?
Glass stirring rods are often used in chemistry because they are mostly inert (with
www.ask.com/youtube?q=Why Should You Use A Glass Stirring Rod When Pouring Liquid&v=0yMtbWe5MMA
Dec 8, 2008 ... Description: Pouring liquids can often be difficult, especially when using ... pour a
liquid from one container to another using a glass stirring rod.
www.ask.com/youtube?q=Why Should You Use A Glass Stirring Rod When Pouring Liquid&v=6YRfclkPrJ0
Aug 25, 2010 ... Pouring a liquid from one beaker to another using the stirring rod technique
where you pour the liquid down a stirring rod.
Feb 7, 2015 ... Glass stirring rods make for a simple way to transfer liquids from one bottle to
another ... Stick the rod into the bottle you're going to pour into:
dfeebeck.com/apchem/AP/Lab Safety & Basic techniques.PDF
Use a hot plate instead of an open ﬂame whenever a ﬂammable liquid is present.
13. ... Instead, pour some of the reagent into a small clean beaker and use that as
your ... You should be aware of possible hazards in the laboratory and take the
appropriate ... The towels will protect your hands if the glass should break. Use a
Beaker - A beaker is a glass container with a flat bottom and a small spout for
pouring. It is used in the chemistry lab for mixing, heating, and stirring liquids. ...
Funnel - A funnel is a pipe with a wide mouth that helps to pour substances into a
... Pipette - A narrow glass tube used to transfer liquids from one place to another.
Aug 6, 2012 ... Gravity filtration uses a polyethylene or glass funnel with a stem and filter paper.
... Now place the funnel into a beaker and wet the filter paper completely ...
prevent splattering pour the liquid down a glass rod as shown in Figure 2. ...
When using vacuum filtration, why should you never pry off the funnel ...
Water; Dispensing Reagent Solutions; Stirring Rods; Adjusting pH; Precipitation
... If you need a volume greater than 2 mL, use a graduated cylinder. ... Stirring
rods can be prepared by cutting short lengths of thin glass rod and firepolishing
the ends. ... All of the liquid should be decanted in a single pouring motion to