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findes der ikke nogen tragt med hane på destillationsapparatet, sker tilsætningen af natriumhydroxydopløsningen umiddelbart før kolben forbindes med køleren ; væsken skal i så fald løbe langsomt ned langs kolbevæggen for at undgå, at den opblandes med den sure opløsning .
if the flask of the distillation apparatus is not fitted with a dropping funnel, add the sodium hydroxide immediately before connecting the flask to the condenser, pouring the liquid slowly down the sides of the condenser so that is does not mix with the acid solution .
Last Update: 2014-11-21
Usage Frequency: 3
Quality:
0,1 n natriumhydroxydopløsning
sodium hydroxide solution 0.1 n .
Last Update: 2014-11-21
Usage Frequency: 9
Quality:
