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Natriumasetaat
Chemiese naam: Natriumasetaat
Molekulêre formule: C2H3Nao2 ; C2H3Nao2· 3H2O
Molekulêre gewig: Hidrous: 82.03; Trihydrate: 136.08
Cas: Hidrous: 127-09-3; Trihydrate: 6131-90-4
Karakter: Enhydrous: Dit is wit kristallyne growwe poeier of blok. Dit is reukloos, smaak 'n bietjie eenheid. Relatiewe digtheid is 1.528. Smeltpunt is 324 ℃. Die kapasiteit van vogabsorpsie is sterk. 1G -monster kan in 2 ml water opgelos word.
Trihydraat: Dit is kleurlose deursigtige kristal of wit kristallyne poeier. Relatiewe digtheid is 1,45. In warm en droë lug word dit maklik verweer. 1G -monster kan opgelos word in ongeveer 0,8 ml water of 19 ml etanol.
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Natriumdiacetaat
Chemiese naam: Natriumdiacetaat
Molekulêre formule: C4H7Nao4
Molekulêre gewig: 142,09
Cas, 126-96-5
Karakter: Dit is wit kristallyne poeier met asynsuurgeur, dit is higroskopies en maklik oplosbaar in water. Dit ontbind op 150 ℃
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