aluminum foil used for wrapping sulphide tubes
the MOX nitrogen gas, i was so afraid to use this. Coz ive been knocked, haha when the gas released too much..now no more..
sample bottle for metals
tubes for sulphide with my eppendorf timer
purging wastewater for 10mins
withdrawing samples: the inlet from biofilm reactor
withdrawing samples:the inlet from the artificial wastewater
Lets continue with what i left yesterday, with different concentration of nickel; 20 & 10ppm..
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