Wednesday, September 22, 2010







my lab work today is to prepare standards for IC anion 9 elements...
so ive to prepare sulphite and thiosulphate....thats the only standard that i have to prepare..other than that no need..the nine standards are:
1.SULPHITE
2.THIOSULPHATE
3.PHOSPHATE
4.CHLORIDE
5.NITRATE
6.NITRITE
7.BROMIDE
8.SULPHIDE
9.FLUORIDE

EMM....since i berjaya to retrieve the data previously,(which is lost n i dont know y.. so i want to run my standards tomorrow..its quite tedious...coz i have to warm up the IC for an hour, flush for 42mins and each sample and standards takes about 42 mins...
so i can only run a few samples per day..besides, i need to be extra careful when preparing standards...n takes few times to get a good correlation which is 0.9999..
gambatte...tomorrow need to run standards..hope that the correlation is going to be just fine!

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