To remove the fine solid powder from the reagent bottle used clean, dry spatula and transferred to a clean, dry watch glass or poured from a bottle by slightly tipping and then rotating the bottle.
This is to prevent contamination of the remaining reagent in the bottle.
To ensure no other chemicals get into the bottle and react with the solid you are trying to use.
This standard procedure -dry and clean spatula in scooping solid chemicals from reagent bottle- should prevent contamination of - and exposure to dirt and humidity to - the other chemical reagents.
So you don't get water, dirt or other contaminants in the reagent bottle. The reagent bottle should contain chemicals that are as pure as possible. If each person put a dirty spatula in the bottle, the reagent bottle would very quickly accumulate all kinds of junk, ruining the chemicals inside or causing hazardous chemical reactions.
use shuvel mate!!
A spatula would be used to remove 0.25 grams of a solid material from a reagent bottle.
This is to prevent contamination of the remaining reagent in the bottle.
used as a container where you put chemicals that can't be thrown in the sink.
To ensure no other chemicals get into the bottle and react with the solid you are trying to use.
This standard procedure -dry and clean spatula in scooping solid chemicals from reagent bottle- should prevent contamination of - and exposure to dirt and humidity to - the other chemical reagents.
So you don't get water, dirt or other contaminants in the reagent bottle. The reagent bottle should contain chemicals that are as pure as possible. If each person put a dirty spatula in the bottle, the reagent bottle would very quickly accumulate all kinds of junk, ruining the chemicals inside or causing hazardous chemical reactions.
My canister of garlic powder has absorbed moisture and is now a solid. I can't shake it out. How to remove moisture ?
use shuvel mate!!
dispose of the excess as directed
So you don't get water, dirt or other contaminants in the reagent bottle. The reagent bottle should contain chemicals that are as pure as possible. If each person put a dirty spatula in the bottle, the reagent bottle would very quickly accumulate all kinds of junk, ruining the chemicals inside or causing hazardous chemical reactions.
To ensure no other chemicals get into the bottle and react with the solid you are trying to use.
tilt and gently shake the bottle until desired amount of solid is dispensed