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Sodium Citrate: Citric Acid Neutralised with Soda
Sodium citrate is citric acid with its acid taken up by soda. US Dispensatory (1907): to a hot solution of 59 parts of citric acid add a solution of 53 parts of monohydrated sodium carbonate, neutralise, evaporate and crystallise. With dry soda ash that is 45 parts.
The picture: sodium citrate crystals (Wikimedia Commons).
Mwanzo
1 day
Maagizo
1
1
Two solutions
Two solutions
Dissolve 59 g of citric acid in hot water. Dissolve 45 g of soda ash in water.
Vifaa kwa hatua hii:
Asidi ya limao59 g
Kabonati ya Sodiamu (Majivu ya Soda)45 gZana zinazohitajika:
Maji
Bikari ya Borosilikati
Fimbo ya Kioo ya Kukoroga
Mizani ya mizani-mbili2
2
Neutralise
Neutralise
Add the soda solution to the hot acid, stirring, and adjust until it is neutral to litmus.
Zana zinazohitajika:
Bikari ya BorosilikatiFimbo ya Kioo ya Kukoroga
Karatasi ya litmasi3
3
Evaporate and crystallise
Evaporate and crystallise
Evaporate on the sand bath and let it crystallise. Keep the crystals in a closed jar.
Zana zinazohitajika:
Sahani ya Kuvukizia
Bafu la mchanga
Mitungi ya kioo yenye vifunikoVifaa
2- 59 gKishikilia Nafasi
- Kishikilia Nafasi
Zana Zinazohitajika
8- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
- Kishikilia Nafasi
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