Más contenido relacionado Similar a Boe fertilizer (20) Boe fertilizer10. Put the samples in the furnace
machine and furnace 6 hours. Wait
till the porcelain dish really cool down
before proceed to the next method.
11. Add 2 ml of HCl to the sample and
leave 4 hours.
12. Put the samples on the hot plate and
let it condense 1/3 from the original
volume.
14. Set the water bath at 100ºC for 30 minutes.
Arrange the sample in water bath and let it
condense 1/3 from the original volume.
15. Transfer to 100 ml volumetric flask and
mark up till it reach the calibration
mark.
17. Transfer solution to test tube and arrange
in a test tube rack systematically and
ready to be send to the ICP department.
BLK = Blank
QC = Quality Control
S (no) = Samples