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Rubbing Alcohol 70 %: Isopropanol Made Up with Water
Charlie

Imeundwa na

Charlie

14. Oktoba 2026DE
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Rubbing Alcohol 70 %: Isopropanol Made Up with Water

Isopropyl rubbing alcohol is about 70 % pure isopropanol by volume in water, used to clean and disinfect. Measure the 99 % alcohol, add water up to the full volume, and bottle it. It is volatile and flammable: keep it away from flames. The picture: our diagram, 707 mL of 99 % isopropanol made up to 1000 mL.
Mwanzo
Ten minutes

Maagizo

1

Measure the alcohol

Measure 707 mL of 99 % isopropanol into the cylinder (for 1 litre; other sizes in step 4). No flames nearby.

Vifaa kwa hatua hii:

Alkoholi ya Isopropili 99%Alkoholi ya Isopropili 99%0.707 lita

Zana zinazohitajika:

Silinda ya kupimiaSilinda ya kupimia
2

Make up to volume

Add water up to the 1000 mL mark. Mixing shrinks the volume a little, so stir and top up to the mark again.

Vifaa kwa hatua hii:

Maji yaliyosafishwa kwa mvukeMaji yaliyosafishwa kwa mvuke0.3 lita

Zana zinazohitajika:

Silinda ya kupimiaSilinda ya kupimia
3

Bottle it

Pour it through the funnel into a clean bottle, close it and label it.

Zana zinazohitajika:

Faneli ya Kioo Yenye BombaFaneli ya Kioo Yenye Bomba
Chupa ya kioo (wazi)Chupa ya kioo (wazi)
4

How much isopropanol

Inapakia daftari la Jupyter…

Vifaa

2

Zana Zinazohitajika

3

Blueprint zinazohusiana

Blueprint hizi zinashiriki maarifa — mbinu, vifaa au kanuni

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